Home / 1,098,794,005.40-1,648,191,008.10-750,115,565.30

Finding the Fourth Proportional to 1,098,794,005.40, 1,648,191,008.10 and 750,115,565.30

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Solution

The fourth proportional to 1,098,794,005.40, 1,648,191,008.10 and 750,115,565.30 is: 1,125,173,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,794,005.40 : 1,648,191,008.10 = 750,115,565.30 : x
  2. Step 2: Convert to fraction form
    1,098,794,005.40/1,648,191,008.10 = 750,115,565.30/x
  3. Step 3: Cross multiply
    1,098,794,005.40x = 1,648,191,008.10 × 750,115,565.30
  4. Step 4: Simplify right side
    1,098,794,005.40x = 1,236,333,729,763,308,288
  5. Step 5: Solve for x
    x = 1,236,333,729,763,308,288/1,098,794,005.40
  6. Step 6: Final answer
    x = 1,125,173,347.95

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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.