Home / 154,581,166.80-231,871,750.20-133,536,103.20

Finding the Fourth Proportional to 154,581,166.80, 231,871,750.20 and 133,536,103.20

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Solution

The fourth proportional to 154,581,166.80, 231,871,750.20 and 133,536,103.20 is: 200,304,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,581,166.80 : 231,871,750.20 = 133,536,103.20 : x
  2. Step 2: Convert to fraction form
    154,581,166.80/231,871,750.20 = 133,536,103.20/x
  3. Step 3: Cross multiply
    154,581,166.80x = 231,871,750.20 × 133,536,103.20
  4. Step 4: Simplify right side
    154,581,166.80x = 30,963,249,963,871,820
  5. Step 5: Solve for x
    x = 30,963,249,963,871,820/154,581,166.80
  6. Step 6: Final answer
    x = 200,304,154.80

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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.