Home / 85,377,052.44-117,820,307.16-46,218,800.16

Finding the Fourth Proportional to 85,377,052.44, 117,820,307.16 and 46,218,800.16

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Solution

The fourth proportional to 85,377,052.44, 117,820,307.16 and 46,218,800.16 is: 63,781,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,377,052.44 : 117,820,307.16 = 46,218,800.16 : x
  2. Step 2: Convert to fraction form
    85,377,052.44/117,820,307.16 = 46,218,800.16/x
  3. Step 3: Cross multiply
    85,377,052.44x = 117,820,307.16 × 46,218,800.16
  4. Step 4: Simplify right side
    85,377,052.44x = 5,445,513,231,417,857
  5. Step 5: Solve for x
    x = 5,445,513,231,417,857/85,377,052.44
  6. Step 6: Final answer
    x = 63,781,930.57

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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.