Home / 138,035,275,027.27-207,073,615,406.54-48,482,484,267.79

Finding the Fourth Proportional to 138,035,275,027.27, 207,073,615,406.54 and 48,482,484,267.79

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Solution

The fourth proportional to 138,035,275,027.27, 207,073,615,406.54 and 48,482,484,267.79 is: 72,730,997,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,035,275,027.27 : 207,073,615,406.54 = 48,482,484,267.79 : x
  2. Step 2: Convert to fraction form
    138,035,275,027.27/207,073,615,406.54 = 48,482,484,267.79/x
  3. Step 3: Cross multiply
    138,035,275,027.27x = 207,073,615,406.54 × 48,482,484,267.79
  4. Step 4: Simplify right side
    138,035,275,027.27x = 10,039,443,301,222,800,424,960
  5. Step 5: Solve for x
    x = 10,039,443,301,222,800,424,960/138,035,275,027.27
  6. Step 6: Final answer
    x = 72,730,997,922.37

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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.