Home / 112,330,164.30-168,495,246.45-91,922,829.90

Finding the Fourth Proportional to 112,330,164.30, 168,495,246.45 and 91,922,829.90

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Solution

The fourth proportional to 112,330,164.30, 168,495,246.45 and 91,922,829.90 is: 137,884,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330,164.30 : 168,495,246.45 = 91,922,829.90 : x
  2. Step 2: Convert to fraction form
    112,330,164.30/168,495,246.45 = 91,922,829.90/x
  3. Step 3: Cross multiply
    112,330,164.30x = 168,495,246.45 × 91,922,829.90
  4. Step 4: Simplify right side
    112,330,164.30x = 15,488,559,878,381,928
  5. Step 5: Solve for x
    x = 15,488,559,878,381,928/112,330,164.30
  6. Step 6: Final answer
    x = 137,884,244.85

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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.