Home / 148,752,331.20-223,128,496.80-124,943,774.40

Finding the Fourth Proportional to 148,752,331.20, 223,128,496.80 and 124,943,774.40

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Solution

The fourth proportional to 148,752,331.20, 223,128,496.80 and 124,943,774.40 is: 187,415,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,752,331.20 : 223,128,496.80 = 124,943,774.40 : x
  2. Step 2: Convert to fraction form
    148,752,331.20/223,128,496.80 = 124,943,774.40/x
  3. Step 3: Cross multiply
    148,752,331.20x = 223,128,496.80 × 124,943,774.40
  4. Step 4: Simplify right side
    148,752,331.20x = 27,878,516,566,390,324
  5. Step 5: Solve for x
    x = 27,878,516,566,390,324/148,752,331.20
  6. Step 6: Final answer
    x = 187,415,661.60

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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.