Home / 112,293,564.15-168,156,911.03-73,746,376.95

Finding the Fourth Proportional to 112,293,564.15, 168,156,911.03 and 73,746,376.95

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Solution

The fourth proportional to 112,293,564.15, 168,156,911.03 and 73,746,376.95 is: 110,433,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,293,564.15 : 168,156,911.03 = 73,746,376.95 : x
  2. Step 2: Convert to fraction form
    112,293,564.15/168,156,911.03 = 73,746,376.95/x
  3. Step 3: Cross multiply
    112,293,564.15x = 168,156,911.03 × 73,746,376.95
  4. Step 4: Simplify right side
    112,293,564.15x = 12,400,962,947,197,262
  5. Step 5: Solve for x
    x = 12,400,962,947,197,262/112,293,564.15
  6. Step 6: Final answer
    x = 110,433,425.47

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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.