Home / 412,933,710.30-619,400,565.45-249,675,035.10

Finding the Fourth Proportional to 412,933,710.30, 619,400,565.45 and 249,675,035.10

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Solution

The fourth proportional to 412,933,710.30, 619,400,565.45 and 249,675,035.10 is: 374,512,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,933,710.30 : 619,400,565.45 = 249,675,035.10 : x
  2. Step 2: Convert to fraction form
    412,933,710.30/619,400,565.45 = 249,675,035.10/x
  3. Step 3: Cross multiply
    412,933,710.30x = 619,400,565.45 × 249,675,035.10
  4. Step 4: Simplify right side
    412,933,710.30x = 154,648,857,919,688,608
  5. Step 5: Solve for x
    x = 154,648,857,919,688,608/412,933,710.30
  6. Step 6: Final answer
    x = 374,512,552.65

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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.