Home / 98,618,331.66-136,097,313.12-54,564,617.04

Finding the Fourth Proportional to 98,618,331.66, 136,097,313.12 and 54,564,617.04

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Solution

The fourth proportional to 98,618,331.66, 136,097,313.12 and 54,564,617.04 is: 75,301,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,618,331.66 : 136,097,313.12 = 54,564,617.04 : x
  2. Step 2: Convert to fraction form
    98,618,331.66/136,097,313.12 = 54,564,617.04/x
  3. Step 3: Cross multiply
    98,618,331.66x = 136,097,313.12 × 54,564,617.04
  4. Step 4: Simplify right side
    98,618,331.66x = 7,426,097,770,565,768
  5. Step 5: Solve for x
    x = 7,426,097,770,565,768/98,618,331.66
  6. Step 6: Final answer
    x = 75,301,393.22

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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.