Home / 20,830,273,449.58-28,745,755,484.68-11,314,832,641.27

Finding the Fourth Proportional to 20,830,273,449.58, 28,745,755,484.68 and 11,314,832,641.27

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Solution

The fourth proportional to 20,830,273,449.58, 28,745,755,484.68 and 11,314,832,641.27 is: 15,614,457,162.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,830,273,449.58 : 28,745,755,484.68 = 11,314,832,641.27 : x
  2. Step 2: Convert to fraction form
    20,830,273,449.58/28,745,755,484.68 = 11,314,832,641.27/x
  3. Step 3: Cross multiply
    20,830,273,449.58x = 28,745,755,484.68 × 11,314,832,641.27
  4. Step 4: Simplify right side
    20,830,273,449.58x = 325,253,412,455,937,146,880
  5. Step 5: Solve for x
    x = 325,253,412,455,937,146,880/20,830,273,449.58
  6. Step 6: Final answer
    x = 15,614,457,162.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.