Home / 451,119,722,227.24-676,957,914,595.20-209,051,712,404.40

Finding the Fourth Proportional to 451,119,722,227.24, 676,957,914,595.20 and 209,051,712,404.40

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Solution

The fourth proportional to 451,119,722,227.24, 676,957,914,595.20 and 209,051,712,404.40 is: 313,706,549,057.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,119,722,227.24 : 676,957,914,595.20 = 209,051,712,404.40 : x
  2. Step 2: Convert to fraction form
    451,119,722,227.24/676,957,914,595.20 = 209,051,712,404.40/x
  3. Step 3: Cross multiply
    451,119,722,227.24x = 676,957,914,595.20 × 209,051,712,404.40
  4. Step 4: Simplify right side
    451,119,722,227.24x = 141,519,211,271,838,119,231,488
  5. Step 5: Solve for x
    x = 141,519,211,271,838,119,231,488/451,119,722,227.24
  6. Step 6: Final answer
    x = 313,706,549,057.84

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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.