Home / 574,475,557.80-861,834,399.30-186,268,121.40

Finding the Fourth Proportional to 574,475,557.80, 861,834,399.30 and 186,268,121.40

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Solution

The fourth proportional to 574,475,557.80, 861,834,399.30 and 186,268,121.40 is: 279,441,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,475,557.80 : 861,834,399.30 = 186,268,121.40 : x
  2. Step 2: Convert to fraction form
    574,475,557.80/861,834,399.30 = 186,268,121.40/x
  3. Step 3: Cross multiply
    574,475,557.80x = 861,834,399.30 × 186,268,121.40
  4. Step 4: Simplify right side
    574,475,557.80x = 160,532,274,515,508,480
  5. Step 5: Solve for x
    x = 160,532,274,515,508,480/574,475,557.80
  6. Step 6: Final answer
    x = 279,441,435.47

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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.