Home / 579,502,406.10-869,253,609.15-148,680,902.10

Finding the Fourth Proportional to 579,502,406.10, 869,253,609.15 and 148,680,902.10

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Solution

The fourth proportional to 579,502,406.10, 869,253,609.15 and 148,680,902.10 is: 223,021,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,502,406.10 : 869,253,609.15 = 148,680,902.10 : x
  2. Step 2: Convert to fraction form
    579,502,406.10/869,253,609.15 = 148,680,902.10/x
  3. Step 3: Cross multiply
    579,502,406.10x = 869,253,609.15 × 148,680,902.10
  4. Step 4: Simplify right side
    579,502,406.10x = 129,241,410,762,102,800
  5. Step 5: Solve for x
    x = 129,241,410,762,102,800/579,502,406.10
  6. Step 6: Final answer
    x = 223,021,353.15

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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.