Home / 118,838,593.80-178,258,505.76-54,097,122.51

Finding the Fourth Proportional to 118,838,593.80, 178,258,505.76 and 54,097,122.51

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Solution

The fourth proportional to 118,838,593.80, 178,258,505.76 and 54,097,122.51 is: 81,145,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,838,593.80 : 178,258,505.76 = 54,097,122.51 : x
  2. Step 2: Convert to fraction form
    118,838,593.80/178,258,505.76 = 54,097,122.51/x
  3. Step 3: Cross multiply
    118,838,593.80x = 178,258,505.76 × 54,097,122.51
  4. Step 4: Simplify right side
    118,838,593.80x = 9,643,272,224,548,260
  5. Step 5: Solve for x
    x = 9,643,272,224,548,260/118,838,593.80
  6. Step 6: Final answer
    x = 81,145,963.75

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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.