Home / 171,035,019.90-256,552,529.85-149,511,659.40

Finding the Fourth Proportional to 171,035,019.90, 256,552,529.85 and 149,511,659.40

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Solution

The fourth proportional to 171,035,019.90, 256,552,529.85 and 149,511,659.40 is: 224,267,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,035,019.90 : 256,552,529.85 = 149,511,659.40 : x
  2. Step 2: Convert to fraction form
    171,035,019.90/256,552,529.85 = 149,511,659.40/x
  3. Step 3: Cross multiply
    171,035,019.90x = 256,552,529.85 × 149,511,659.40
  4. Step 4: Simplify right side
    171,035,019.90x = 38,357,594,461,141,536
  5. Step 5: Solve for x
    x = 38,357,594,461,141,536/171,035,019.90
  6. Step 6: Final answer
    x = 224,267,489.10

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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.