Home / 418,034,364.32-576,904,045.13-229,878,084.23

Finding the Fourth Proportional to 418,034,364.32, 576,904,045.13 and 229,878,084.23

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Solution

The fourth proportional to 418,034,364.32, 576,904,045.13 and 229,878,084.23 is: 317,240,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,034,364.32 : 576,904,045.13 = 229,878,084.23 : x
  2. Step 2: Convert to fraction form
    418,034,364.32/576,904,045.13 = 229,878,084.23/x
  3. Step 3: Cross multiply
    418,034,364.32x = 576,904,045.13 × 229,878,084.23
  4. Step 4: Simplify right side
    418,034,364.32x = 132,617,596,679,021,856
  5. Step 5: Solve for x
    x = 132,617,596,679,021,856/418,034,364.32
  6. Step 6: Final answer
    x = 317,240,896.92

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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.