Home / 86,197,924.10-129,342,286.15-49,831,859.34

Finding the Fourth Proportional to 86,197,924.10, 129,342,286.15 and 49,831,859.34

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Solution

The fourth proportional to 86,197,924.10, 129,342,286.15 and 49,831,859.34 is: 74,774,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,197,924.10 : 129,342,286.15 = 49,831,859.34 : x
  2. Step 2: Convert to fraction form
    86,197,924.10/129,342,286.15 = 49,831,859.34/x
  3. Step 3: Cross multiply
    86,197,924.10x = 129,342,286.15 × 49,831,859.34
  4. Step 4: Simplify right side
    86,197,924.10x = 6,445,366,610,016,251
  5. Step 5: Solve for x
    x = 6,445,366,610,016,251/86,197,924.10
  6. Step 6: Final answer
    x = 74,774,035.19

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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.