Home / 559,875,418.80-839,813,128.20-329,726,036.40

Finding the Fourth Proportional to 559,875,418.80, 839,813,128.20 and 329,726,036.40

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Solution

The fourth proportional to 559,875,418.80, 839,813,128.20 and 329,726,036.40 is: 494,589,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,418.80 : 839,813,128.20 = 329,726,036.40 : x
  2. Step 2: Convert to fraction form
    559,875,418.80/839,813,128.20 = 329,726,036.40/x
  3. Step 3: Cross multiply
    559,875,418.80x = 839,813,128.20 × 329,726,036.40
  4. Step 4: Simplify right side
    559,875,418.80x = 276,908,254,078,071,072
  5. Step 5: Solve for x
    x = 276,908,254,078,071,072/559,875,418.80
  6. Step 6: Final answer
    x = 494,589,054.60

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Similar ratio
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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.