Home / 653,238,060.90-979,857,091.35-289,732,416.90

Finding the Fourth Proportional to 653,238,060.90, 979,857,091.35 and 289,732,416.90

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Solution

The fourth proportional to 653,238,060.90, 979,857,091.35 and 289,732,416.90 is: 434,598,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,238,060.90 : 979,857,091.35 = 289,732,416.90 : x
  2. Step 2: Convert to fraction form
    653,238,060.90/979,857,091.35 = 289,732,416.90/x
  3. Step 3: Cross multiply
    653,238,060.90x = 979,857,091.35 × 289,732,416.90
  4. Step 4: Simplify right side
    653,238,060.90x = 283,896,363,293,439,552
  5. Step 5: Solve for x
    x = 283,896,363,293,439,552/653,238,060.90
  6. Step 6: Final answer
    x = 434,598,625.35

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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.