Home / 374,520,007.70-561,780,011.55-132,207,406.10

Finding the Fourth Proportional to 374,520,007.70, 561,780,011.55 and 132,207,406.10

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Solution

The fourth proportional to 374,520,007.70, 561,780,011.55 and 132,207,406.10 is: 198,311,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,520,007.70 : 561,780,011.55 = 132,207,406.10 : x
  2. Step 2: Convert to fraction form
    374,520,007.70/561,780,011.55 = 132,207,406.10/x
  3. Step 3: Cross multiply
    374,520,007.70x = 561,780,011.55 × 132,207,406.10
  4. Step 4: Simplify right side
    374,520,007.70x = 74,271,478,125,853,536
  5. Step 5: Solve for x
    x = 74,271,478,125,853,536/374,520,007.70
  6. Step 6: Final answer
    x = 198,311,109.15

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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.