Home / 559,875,404.30-839,813,106.45-329,726,021.90

Finding the Fourth Proportional to 559,875,404.30, 839,813,106.45 and 329,726,021.90

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Solution

The fourth proportional to 559,875,404.30, 839,813,106.45 and 329,726,021.90 is: 494,589,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,404.30 : 839,813,106.45 = 329,726,021.90 : x
  2. Step 2: Convert to fraction form
    559,875,404.30/839,813,106.45 = 329,726,021.90/x
  3. Step 3: Cross multiply
    559,875,404.30x = 839,813,106.45 × 329,726,021.90
  4. Step 4: Simplify right side
    559,875,404.30x = 276,908,234,729,239,712
  5. Step 5: Solve for x
    x = 276,908,234,729,239,712/559,875,404.30
  6. Step 6: Final answer
    x = 494,589,032.85

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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.