Home / 293,860,869.30-440,287,419.15-191,572,254.90

Finding the Fourth Proportional to 293,860,869.30, 440,287,419.15 and 191,572,254.90

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Solution

The fourth proportional to 293,860,869.30, 440,287,419.15 and 191,572,254.90 is: 287,029,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,860,869.30 : 440,287,419.15 = 191,572,254.90 : x
  2. Step 2: Convert to fraction form
    293,860,869.30/440,287,419.15 = 191,572,254.90/x
  3. Step 3: Cross multiply
    293,860,869.30x = 440,287,419.15 × 191,572,254.90
  4. Step 4: Simplify right side
    293,860,869.30x = 84,346,853,690,666,944
  5. Step 5: Solve for x
    x = 84,346,853,690,666,944/293,860,869.30
  6. Step 6: Final answer
    x = 287,029,892.38

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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.