Home / 91,854,000.30-137,781,000.45-82,766,359.20

Finding the Fourth Proportional to 91,854,000.30, 137,781,000.45 and 82,766,359.20

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Solution

The fourth proportional to 91,854,000.30, 137,781,000.45 and 82,766,359.20 is: 124,149,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,854,000.30 : 137,781,000.45 = 82,766,359.20 : x
  2. Step 2: Convert to fraction form
    91,854,000.30/137,781,000.45 = 82,766,359.20/x
  3. Step 3: Cross multiply
    91,854,000.30x = 137,781,000.45 × 82,766,359.20
  4. Step 4: Simplify right side
    91,854,000.30x = 11,403,631,774,180,062
  5. Step 5: Solve for x
    x = 11,403,631,774,180,062/91,854,000.30
  6. Step 6: Final answer
    x = 124,149,538.80

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1.5x scale

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.