Home / 314,713,901.80-472,070,852.70-178,665,005.80

Finding the Fourth Proportional to 314,713,901.80, 472,070,852.70 and 178,665,005.80

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Solution

The fourth proportional to 314,713,901.80, 472,070,852.70 and 178,665,005.80 is: 267,997,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,713,901.80 : 472,070,852.70 = 178,665,005.80 : x
  2. Step 2: Convert to fraction form
    314,713,901.80/472,070,852.70 = 178,665,005.80/x
  3. Step 3: Cross multiply
    314,713,901.80x = 472,070,852.70 × 178,665,005.80
  4. Step 4: Simplify right side
    314,713,901.80x = 84,342,541,635,656,448
  5. Step 5: Solve for x
    x = 84,342,541,635,656,448/314,713,901.80
  6. Step 6: Final answer
    x = 267,997,508.70

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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.