Home / 265,538,260.40-398,080,187.40-101,893,446.32

Finding the Fourth Proportional to 265,538,260.40, 398,080,187.40 and 101,893,446.32

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Solution

The fourth proportional to 265,538,260.40, 398,080,187.40 and 101,893,446.32 is: 152,752,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,538,260.40 : 398,080,187.40 = 101,893,446.32 : x
  2. Step 2: Convert to fraction form
    265,538,260.40/398,080,187.40 = 101,893,446.32/x
  3. Step 3: Cross multiply
    265,538,260.40x = 398,080,187.40 × 101,893,446.32
  4. Step 4: Simplify right side
    265,538,260.40x = 40,561,762,205,897,432
  5. Step 5: Solve for x
    x = 40,561,762,205,897,432/265,538,260.40
  6. Step 6: Final answer
    x = 152,752,986.12

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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.