Home / 105,738,646.39-145,919,751.92-59,325,869.95

Finding the Fourth Proportional to 105,738,646.39, 145,919,751.92 and 59,325,869.95

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Solution

The fourth proportional to 105,738,646.39, 145,919,751.92 and 59,325,869.95 is: 81,869,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,738,646.39 : 145,919,751.92 = 59,325,869.95 : x
  2. Step 2: Convert to fraction form
    105,738,646.39/145,919,751.92 = 59,325,869.95/x
  3. Step 3: Cross multiply
    105,738,646.39x = 145,919,751.92 × 59,325,869.95
  4. Step 4: Simplify right side
    105,738,646.39x = 8,656,816,225,103,225
  5. Step 5: Solve for x
    x = 8,656,816,225,103,225/105,738,646.39
  6. Step 6: Final answer
    x = 81,869,936.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.