Home / 132,145,531.20-182,366,004.96-90,417,117.60

Finding the Fourth Proportional to 132,145,531.20, 182,366,004.96 and 90,417,117.60

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Solution

The fourth proportional to 132,145,531.20, 182,366,004.96 and 90,417,117.60 is: 124,779,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,145,531.20 : 182,366,004.96 = 90,417,117.60 : x
  2. Step 2: Convert to fraction form
    132,145,531.20/182,366,004.96 = 90,417,117.60/x
  3. Step 3: Cross multiply
    132,145,531.20x = 182,366,004.96 × 90,417,117.60
  4. Step 4: Simplify right side
    132,145,531.20x = 16,489,008,516,710,502
  5. Step 5: Solve for x
    x = 16,489,008,516,710,502/132,145,531.20
  6. Step 6: Final answer
    x = 124,779,161.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.