Home / 542,462,025.20-748,592,333.56-294,943,379.52

Finding the Fourth Proportional to 542,462,025.20, 748,592,333.56 and 294,943,379.52

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Solution

The fourth proportional to 542,462,025.20, 748,592,333.56 and 294,943,379.52 is: 407,019,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,462,025.20 : 748,592,333.56 = 294,943,379.52 : x
  2. Step 2: Convert to fraction form
    542,462,025.20/748,592,333.56 = 294,943,379.52/x
  3. Step 3: Cross multiply
    542,462,025.20x = 748,592,333.56 × 294,943,379.52
  4. Step 4: Simplify right side
    542,462,025.20x = 220,792,352,742,949,472
  5. Step 5: Solve for x
    x = 220,792,352,742,949,472/542,462,025.20
  6. Step 6: Final answer
    x = 407,019,003.15

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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.