Home / 559,875,862.80-839,813,794.20-329,726,480.40

Finding the Fourth Proportional to 559,875,862.80, 839,813,794.20 and 329,726,480.40

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Solution

The fourth proportional to 559,875,862.80, 839,813,794.20 and 329,726,480.40 is: 494,589,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,862.80 : 839,813,794.20 = 329,726,480.40 : x
  2. Step 2: Convert to fraction form
    559,875,862.80/839,813,794.20 = 329,726,480.40/x
  3. Step 3: Cross multiply
    559,875,862.80x = 839,813,794.20 × 329,726,480.40
  4. Step 4: Simplify right side
    559,875,862.80x = 276,908,846,552,935,936
  5. Step 5: Solve for x
    x = 276,908,846,552,935,936/559,875,862.80
  6. Step 6: Final answer
    x = 494,589,720.60

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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.