Home / 671,204,660.76-926,308,985.40-406,897,793.82

Finding the Fourth Proportional to 671,204,660.76, 926,308,985.40 and 406,897,793.82

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Solution

The fourth proportional to 671,204,660.76, 926,308,985.40 and 406,897,793.82 is: 561,547,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,204,660.76 : 926,308,985.40 = 406,897,793.82 : x
  2. Step 2: Convert to fraction form
    671,204,660.76/926,308,985.40 = 406,897,793.82/x
  3. Step 3: Cross multiply
    671,204,660.76x = 926,308,985.40 × 406,897,793.82
  4. Step 4: Simplify right side
    671,204,660.76x = 376,913,082,554,902,592
  5. Step 5: Solve for x
    x = 376,913,082,554,902,592/671,204,660.76
  6. Step 6: Final answer
    x = 561,547,177.17

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Double scale
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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.