Home / 90,709,337.40-136,064,006.10-33,182,489.40

Finding the Fourth Proportional to 90,709,337.40, 136,064,006.10 and 33,182,489.40

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Solution

The fourth proportional to 90,709,337.40, 136,064,006.10 and 33,182,489.40 is: 49,773,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,709,337.40 : 136,064,006.10 = 33,182,489.40 : x
  2. Step 2: Convert to fraction form
    90,709,337.40/136,064,006.10 = 33,182,489.40/x
  3. Step 3: Cross multiply
    90,709,337.40x = 136,064,006.10 × 33,182,489.40
  4. Step 4: Simplify right side
    90,709,337.40x = 4,514,942,440,134,785
  5. Step 5: Solve for x
    x = 4,514,942,440,134,785/90,709,337.40
  6. Step 6: Final answer
    x = 49,773,734.10

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Similar ratio
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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.