Home / 133,488,000.80-200,232,001.20-131,220,519.20

Finding the Fourth Proportional to 133,488,000.80, 200,232,001.20 and 131,220,519.20

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Solution

The fourth proportional to 133,488,000.80, 200,232,001.20 and 131,220,519.20 is: 196,830,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,488,000.80 : 200,232,001.20 = 131,220,519.20 : x
  2. Step 2: Convert to fraction form
    133,488,000.80/200,232,001.20 = 131,220,519.20/x
  3. Step 3: Cross multiply
    133,488,000.80x = 200,232,001.20 × 131,220,519.20
  4. Step 4: Simplify right side
    133,488,000.80x = 26,274,547,157,919,024
  5. Step 5: Solve for x
    x = 26,274,547,157,919,024/133,488,000.80
  6. Step 6: Final answer
    x = 196,830,778.80

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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.