Home / 284,759,833.16-392,983,827.72-159,304,545.20

Finding the Fourth Proportional to 284,759,833.16, 392,983,827.72 and 159,304,545.20

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Solution

The fourth proportional to 284,759,833.16, 392,983,827.72 and 159,304,545.20 is: 219,848,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,759,833.16 : 392,983,827.72 = 159,304,545.20 : x
  2. Step 2: Convert to fraction form
    284,759,833.16/392,983,827.72 = 159,304,545.20/x
  3. Step 3: Cross multiply
    284,759,833.16x = 392,983,827.72 × 159,304,545.20
  4. Step 4: Simplify right side
    284,759,833.16x = 62,604,109,945,889,752
  5. Step 5: Solve for x
    x = 62,604,109,945,889,752/284,759,833.16
  6. Step 6: Final answer
    x = 219,848,808.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.