Home / 531,442,001.40-797,163,002.10-148,489,553.40

Finding the Fourth Proportional to 531,442,001.40, 797,163,002.10 and 148,489,553.40

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Solution

The fourth proportional to 531,442,001.40, 797,163,002.10 and 148,489,553.40 is: 222,734,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,001.40 : 797,163,002.10 = 148,489,553.40 : x
  2. Step 2: Convert to fraction form
    531,442,001.40/797,163,002.10 = 148,489,553.40/x
  3. Step 3: Cross multiply
    531,442,001.40x = 797,163,002.10 × 148,489,553.40
  4. Step 4: Simplify right side
    531,442,001.40x = 118,370,378,168,832,272
  5. Step 5: Solve for x
    x = 118,370,378,168,832,272/531,442,001.40
  6. Step 6: Final answer
    x = 222,734,330.10

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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.