Home / 252,227,637.60-378,341,456.40-70,474,815.60

Finding the Fourth Proportional to 252,227,637.60, 378,341,456.40 and 70,474,815.60

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Solution

The fourth proportional to 252,227,637.60, 378,341,456.40 and 70,474,815.60 is: 105,712,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,227,637.60 : 378,341,456.40 = 70,474,815.60 : x
  2. Step 2: Convert to fraction form
    252,227,637.60/378,341,456.40 = 70,474,815.60/x
  3. Step 3: Cross multiply
    252,227,637.60x = 378,341,456.40 × 70,474,815.60
  4. Step 4: Simplify right side
    252,227,637.60x = 26,663,544,373,625,436
  5. Step 5: Solve for x
    x = 26,663,544,373,625,436/252,227,637.60
  6. Step 6: Final answer
    x = 105,712,223.40

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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.