Home / 105,741,622.80-158,612,434.20-96,653,981.70

Finding the Fourth Proportional to 105,741,622.80, 158,612,434.20 and 96,653,981.70

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Solution

The fourth proportional to 105,741,622.80, 158,612,434.20 and 96,653,981.70 is: 144,980,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,741,622.80 : 158,612,434.20 = 96,653,981.70 : x
  2. Step 2: Convert to fraction form
    105,741,622.80/158,612,434.20 = 96,653,981.70/x
  3. Step 3: Cross multiply
    105,741,622.80x = 158,612,434.20 × 96,653,981.70
  4. Step 4: Simplify right side
    105,741,622.80x = 15,330,523,312,559,254
  5. Step 5: Solve for x
    x = 15,330,523,312,559,254/105,741,622.80
  6. Step 6: Final answer
    x = 144,980,972.55

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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.