Home / 91,776,045.60-137,498,180.40-53,406,151.20

Finding the Fourth Proportional to 91,776,045.60, 137,498,180.40 and 53,406,151.20

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Solution

The fourth proportional to 91,776,045.60, 137,498,180.40 and 53,406,151.20 is: 80,012,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,776,045.60 : 137,498,180.40 = 53,406,151.20 : x
  2. Step 2: Convert to fraction form
    91,776,045.60/137,498,180.40 = 53,406,151.20/x
  3. Step 3: Cross multiply
    91,776,045.60x = 137,498,180.40 × 53,406,151.20
  4. Step 4: Simplify right side
    91,776,045.60x = 7,343,248,612,167,277
  5. Step 5: Solve for x
    x = 7,343,248,612,167,277/91,776,045.60
  6. Step 6: Final answer
    x = 80,012,693.55

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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.