Home / 80,660,333,122.08-120,988,838,210.46-26,881,374,177.21

Finding the Fourth Proportional to 80,660,333,122.08, 120,988,838,210.46 and 26,881,374,177.21

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Solution

The fourth proportional to 80,660,333,122.08, 120,988,838,210.46 and 26,881,374,177.21 is: 40,321,507,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,660,333,122.08 : 120,988,838,210.46 = 26,881,374,177.21 : x
  2. Step 2: Convert to fraction form
    80,660,333,122.08/120,988,838,210.46 = 26,881,374,177.21/x
  3. Step 3: Cross multiply
    80,660,333,122.08x = 120,988,838,210.46 × 26,881,374,177.21
  4. Step 4: Simplify right side
    80,660,333,122.08x = 3,252,346,231,201,298,120,704
  5. Step 5: Solve for x
    x = 3,252,346,231,201,298,120,704/80,660,333,122.08
  6. Step 6: Final answer
    x = 40,321,507,552.90

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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.