Home / 693,284,363.28-956,174,562.09-609,473,294.55

Finding the Fourth Proportional to 693,284,363.28, 956,174,562.09 and 609,473,294.55

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Solution

The fourth proportional to 693,284,363.28, 956,174,562.09 and 609,473,294.55 is: 840,582,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,284,363.28 : 956,174,562.09 = 609,473,294.55 : x
  2. Step 2: Convert to fraction form
    693,284,363.28/956,174,562.09 = 609,473,294.55/x
  3. Step 3: Cross multiply
    693,284,363.28x = 956,174,562.09 × 609,473,294.55
  4. Step 4: Simplify right side
    693,284,363.28x = 582,762,860,521,895,808
  5. Step 5: Solve for x
    x = 582,762,860,521,895,808/693,284,363.28
  6. Step 6: Final answer
    x = 840,582,726.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.