Home / 411,828,013.62-619,968,469.14-375,175,462.86

Finding the Fourth Proportional to 411,828,013.62, 619,968,469.14 and 375,175,462.86

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Solution

The fourth proportional to 411,828,013.62, 619,968,469.14 and 375,175,462.86 is: 564,791,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,828,013.62 : 619,968,469.14 = 375,175,462.86 : x
  2. Step 2: Convert to fraction form
    411,828,013.62/619,968,469.14 = 375,175,462.86/x
  3. Step 3: Cross multiply
    411,828,013.62x = 619,968,469.14 × 375,175,462.86
  4. Step 4: Simplify right side
    411,828,013.62x = 232,596,957,368,205,120
  5. Step 5: Solve for x
    x = 232,596,957,368,205,120/411,828,013.62
  6. Step 6: Final answer
    x = 564,791,489.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.