Home / 16,128,341,909.70-24,192,512,864.55-5,087,973,999.30

Finding the Fourth Proportional to 16,128,341,909.70, 24,192,512,864.55 and 5,087,973,999.30

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Solution

The fourth proportional to 16,128,341,909.70, 24,192,512,864.55 and 5,087,973,999.30 is: 7,631,960,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,341,909.70 : 24,192,512,864.55 = 5,087,973,999.30 : x
  2. Step 2: Convert to fraction form
    16,128,341,909.70/24,192,512,864.55 = 5,087,973,999.30/x
  3. Step 3: Cross multiply
    16,128,341,909.70x = 24,192,512,864.55 × 5,087,973,999.30
  4. Step 4: Simplify right side
    16,128,341,909.70x = 123,090,876,432,561,160,192
  5. Step 5: Solve for x
    x = 123,090,876,432,561,160,192/16,128,341,909.70
  6. Step 6: Final answer
    x = 7,631,960,998.95

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Double scale
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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.