Home / 145,536,015.60-218,304,023.40-135,013,483.80

Finding the Fourth Proportional to 145,536,015.60, 218,304,023.40 and 135,013,483.80

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Solution

The fourth proportional to 145,536,015.60, 218,304,023.40 and 135,013,483.80 is: 202,520,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,536,015.60 : 218,304,023.40 = 135,013,483.80 : x
  2. Step 2: Convert to fraction form
    145,536,015.60/218,304,023.40 = 135,013,483.80/x
  3. Step 3: Cross multiply
    145,536,015.60x = 218,304,023.40 × 135,013,483.80
  4. Step 4: Simplify right side
    145,536,015.60x = 29,473,986,726,790,724
  5. Step 5: Solve for x
    x = 29,473,986,726,790,724/145,536,015.60
  6. Step 6: Final answer
    x = 202,520,225.70

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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.