Home / 790,899,240.40-1,186,348,860.60-532,238,376.40

Finding the Fourth Proportional to 790,899,240.40, 1,186,348,860.60 and 532,238,376.40

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Solution

The fourth proportional to 790,899,240.40, 1,186,348,860.60 and 532,238,376.40 is: 798,357,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,899,240.40 : 1,186,348,860.60 = 532,238,376.40 : x
  2. Step 2: Convert to fraction form
    790,899,240.40/1,186,348,860.60 = 532,238,376.40/x
  3. Step 3: Cross multiply
    790,899,240.40x = 1,186,348,860.60 × 532,238,376.40
  4. Step 4: Simplify right side
    790,899,240.40x = 631,420,391,409,733,888
  5. Step 5: Solve for x
    x = 631,420,391,409,733,888/790,899,240.40
  6. Step 6: Final answer
    x = 798,357,564.60

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Double scale
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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.