Home / 10,220,748,211.40-15,331,122,317.10-4,404,657,907.40

Finding the Fourth Proportional to 10,220,748,211.40, 15,331,122,317.10 and 4,404,657,907.40

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Solution

The fourth proportional to 10,220,748,211.40, 15,331,122,317.10 and 4,404,657,907.40 is: 6,606,986,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220,748,211.40 : 15,331,122,317.10 = 4,404,657,907.40 : x
  2. Step 2: Convert to fraction form
    10,220,748,211.40/15,331,122,317.10 = 4,404,657,907.40/x
  3. Step 3: Cross multiply
    10,220,748,211.40x = 15,331,122,317.10 × 4,404,657,907.40
  4. Step 4: Simplify right side
    10,220,748,211.40x = 67,528,349,143,331,119,104
  5. Step 5: Solve for x
    x = 67,528,349,143,331,119,104/10,220,748,211.40
  6. Step 6: Final answer
    x = 6,606,986,861.10

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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.