Home / 193,141,630.40-289,712,445.60-147,791,998.40

Finding the Fourth Proportional to 193,141,630.40, 289,712,445.60 and 147,791,998.40

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Solution

The fourth proportional to 193,141,630.40, 289,712,445.60 and 147,791,998.40 is: 221,687,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,141,630.40 : 289,712,445.60 = 147,791,998.40 : x
  2. Step 2: Convert to fraction form
    193,141,630.40/289,712,445.60 = 147,791,998.40/x
  3. Step 3: Cross multiply
    193,141,630.40x = 289,712,445.60 × 147,791,998.40
  4. Step 4: Simplify right side
    193,141,630.40x = 42,817,181,296,575,296
  5. Step 5: Solve for x
    x = 42,817,181,296,575,296/193,141,630.40
  6. Step 6: Final answer
    x = 221,687,997.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.