Home / 141,034,291.20-211,551,436.80-92,661,350.40

Finding the Fourth Proportional to 141,034,291.20, 211,551,436.80 and 92,661,350.40

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Solution

The fourth proportional to 141,034,291.20, 211,551,436.80 and 92,661,350.40 is: 138,992,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,034,291.20 : 211,551,436.80 = 92,661,350.40 : x
  2. Step 2: Convert to fraction form
    141,034,291.20/211,551,436.80 = 92,661,350.40/x
  3. Step 3: Cross multiply
    141,034,291.20x = 211,551,436.80 × 92,661,350.40
  4. Step 4: Simplify right side
    141,034,291.20x = 19,602,641,812,948,256
  5. Step 5: Solve for x
    x = 19,602,641,812,948,256/141,034,291.20
  6. Step 6: Final answer
    x = 138,992,025.60

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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.