Home / 118,551,155.14-163,602,531.03-64,904,921.16

Finding the Fourth Proportional to 118,551,155.14, 163,602,531.03 and 64,904,921.16

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Solution

The fourth proportional to 118,551,155.14, 163,602,531.03 and 64,904,921.16 is: 89,569,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,551,155.14 : 163,602,531.03 = 64,904,921.16 : x
  2. Step 2: Convert to fraction form
    118,551,155.14/163,602,531.03 = 64,904,921.16/x
  3. Step 3: Cross multiply
    118,551,155.14x = 163,602,531.03 × 64,904,921.16
  4. Step 4: Simplify right side
    118,551,155.14x = 10,618,609,378,078,604
  5. Step 5: Solve for x
    x = 10,618,609,378,078,604/118,551,155.14
  6. Step 6: Final answer
    x = 89,569,851.64

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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.