Home / 440,340,016.60-660,510,024.90-133,631,637.40

Finding the Fourth Proportional to 440,340,016.60, 660,510,024.90 and 133,631,637.40

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Solution

The fourth proportional to 440,340,016.60, 660,510,024.90 and 133,631,637.40 is: 200,447,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,340,016.60 : 660,510,024.90 = 133,631,637.40 : x
  2. Step 2: Convert to fraction form
    440,340,016.60/660,510,024.90 = 133,631,637.40/x
  3. Step 3: Cross multiply
    440,340,016.60x = 660,510,024.90 × 133,631,637.40
  4. Step 4: Simplify right side
    440,340,016.60x = 88,265,036,146,501,776
  5. Step 5: Solve for x
    x = 88,265,036,146,501,776/440,340,016.60
  6. Step 6: Final answer
    x = 200,447,456.10

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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.