Home / 158,681,579.35-237,913,706.10-80,807,741.75

Finding the Fourth Proportional to 158,681,579.35, 237,913,706.10 and 80,807,741.75

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Solution

The fourth proportional to 158,681,579.35, 237,913,706.10 and 80,807,741.75 is: 121,156,276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,579.35 : 237,913,706.10 = 80,807,741.75 : x
  2. Step 2: Convert to fraction form
    158,681,579.35/237,913,706.10 = 80,807,741.75/x
  3. Step 3: Cross multiply
    158,681,579.35x = 237,913,706.10 × 80,807,741.75
  4. Step 4: Simplify right side
    158,681,579.35x = 19,225,269,320,427,660
  5. Step 5: Solve for x
    x = 19,225,269,320,427,660/158,681,579.35
  6. Step 6: Final answer
    x = 121,156,276.61

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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.