Home / 842,649,603.60-1,162,858,366.11-466,333,574.16

Finding the Fourth Proportional to 842,649,603.60, 1,162,858,366.11 and 466,333,574.16

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Solution

The fourth proportional to 842,649,603.60, 1,162,858,366.11 and 466,333,574.16 is: 643,541,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,649,603.60 : 1,162,858,366.11 = 466,333,574.16 : x
  2. Step 2: Convert to fraction form
    842,649,603.60/1,162,858,366.11 = 466,333,574.16/x
  3. Step 3: Cross multiply
    842,649,603.60x = 1,162,858,366.11 × 466,333,574.16
  4. Step 4: Simplify right side
    842,649,603.60x = 542,279,898,109,934,080
  5. Step 5: Solve for x
    x = 542,279,898,109,934,080/842,649,603.60
  6. Step 6: Final answer
    x = 643,541,391.10

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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.