Home / 112,464,013.95-168,360,097.73-67,002,407.55

Finding the Fourth Proportional to 112,464,013.95, 168,360,097.73 and 67,002,407.55

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Solution

The fourth proportional to 112,464,013.95, 168,360,097.73 and 67,002,407.55 is: 100,303,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,464,013.95 : 168,360,097.73 = 67,002,407.55 : x
  2. Step 2: Convert to fraction form
    112,464,013.95/168,360,097.73 = 67,002,407.55/x
  3. Step 3: Cross multiply
    112,464,013.95x = 168,360,097.73 × 67,002,407.55
  4. Step 4: Simplify right side
    112,464,013.95x = 11,280,531,882,928,276
  5. Step 5: Solve for x
    x = 11,280,531,882,928,276/112,464,013.95
  6. Step 6: Final answer
    x = 100,303,479.19

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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.