Home / 574,627,702.42-861,941,565.02-137,928,386.54

Finding the Fourth Proportional to 574,627,702.42, 861,941,565.02 and 137,928,386.54

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Solution

The fourth proportional to 574,627,702.42, 861,941,565.02 and 137,928,386.54 is: 206,892,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,627,702.42 : 861,941,565.02 = 137,928,386.54 : x
  2. Step 2: Convert to fraction form
    574,627,702.42/861,941,565.02 = 137,928,386.54/x
  3. Step 3: Cross multiply
    574,627,702.42x = 861,941,565.02 × 137,928,386.54
  4. Step 4: Simplify right side
    574,627,702.42x = 118,886,209,357,470,768
  5. Step 5: Solve for x
    x = 118,886,209,357,470,768/574,627,702.42
  6. Step 6: Final answer
    x = 206,892,582.55

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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.