Home / 140,092,814.30-210,139,221.45-132,156,628.70

Finding the Fourth Proportional to 140,092,814.30, 210,139,221.45 and 132,156,628.70

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Solution

The fourth proportional to 140,092,814.30, 210,139,221.45 and 132,156,628.70 is: 198,234,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,092,814.30 : 210,139,221.45 = 132,156,628.70 : x
  2. Step 2: Convert to fraction form
    140,092,814.30/210,139,221.45 = 132,156,628.70/x
  3. Step 3: Cross multiply
    140,092,814.30x = 210,139,221.45 × 132,156,628.70
  4. Step 4: Simplify right side
    140,092,814.30x = 27,771,291,064,474,724
  5. Step 5: Solve for x
    x = 27,771,291,064,474,724/140,092,814.30
  6. Step 6: Final answer
    x = 198,234,943.05

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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.