Home / 80,248,500.55-110,776,831.15-54,178,330.60

Finding the Fourth Proportional to 80,248,500.55, 110,776,831.15 and 54,178,330.60

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Solution

The fourth proportional to 80,248,500.55, 110,776,831.15 and 54,178,330.60 is: 74,788,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248,500.55 : 110,776,831.15 = 54,178,330.60 : x
  2. Step 2: Convert to fraction form
    80,248,500.55/110,776,831.15 = 54,178,330.60/x
  3. Step 3: Cross multiply
    80,248,500.55x = 110,776,831.15 × 54,178,330.60
  4. Step 4: Simplify right side
    80,248,500.55x = 6,001,703,780,311,194
  5. Step 5: Solve for x
    x = 6,001,703,780,311,194/80,248,500.55
  6. Step 6: Final answer
    x = 74,788,983.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.