Home / 7,367,638,613.40-11,051,457,920.10-6,799,421,896.20

Finding the Fourth Proportional to 7,367,638,613.40, 11,051,457,920.10 and 6,799,421,896.20

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Solution

The fourth proportional to 7,367,638,613.40, 11,051,457,920.10 and 6,799,421,896.20 is: 10,199,132,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367,638,613.40 : 11,051,457,920.10 = 6,799,421,896.20 : x
  2. Step 2: Convert to fraction form
    7,367,638,613.40/11,051,457,920.10 = 6,799,421,896.20/x
  3. Step 3: Cross multiply
    7,367,638,613.40x = 11,051,457,920.10 × 6,799,421,896.20
  4. Step 4: Simplify right side
    7,367,638,613.40x = 75,143,524,966,860,849,152
  5. Step 5: Solve for x
    x = 75,143,524,966,860,849,152/7,367,638,613.40
  6. Step 6: Final answer
    x = 10,199,132,844.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.