Home / 574,627,661.91-861,941,504.30-137,928,346.11

Finding the Fourth Proportional to 574,627,661.91, 861,941,504.30 and 137,928,346.11

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Solution

The fourth proportional to 574,627,661.91, 861,941,504.30 and 137,928,346.11 is: 206,892,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,627,661.91 : 861,941,504.30 = 137,928,346.11 : x
  2. Step 2: Convert to fraction form
    574,627,661.91/861,941,504.30 = 137,928,346.11/x
  3. Step 3: Cross multiply
    574,627,661.91x = 861,941,504.30 × 137,928,346.11
  4. Step 4: Simplify right side
    574,627,661.91x = 118,886,166,130,974,816
  5. Step 5: Solve for x
    x = 118,886,166,130,974,816/574,627,661.91
  6. Step 6: Final answer
    x = 206,892,521.91

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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.