Home / 91,626,290.78-126,325,599.49-59,345,309.95

Finding the Fourth Proportional to 91,626,290.78, 126,325,599.49 and 59,345,309.95

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Solution

The fourth proportional to 91,626,290.78, 126,325,599.49 and 59,345,309.95 is: 81,819,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,626,290.78 : 126,325,599.49 = 59,345,309.95 : x
  2. Step 2: Convert to fraction form
    91,626,290.78/126,325,599.49 = 59,345,309.95/x
  3. Step 3: Cross multiply
    91,626,290.78x = 126,325,599.49 × 59,345,309.95
  4. Step 4: Simplify right side
    91,626,290.78x = 7,496,831,855,777,866
  5. Step 5: Solve for x
    x = 7,496,831,855,777,866/91,626,290.78
  6. Step 6: Final answer
    x = 81,819,658.88

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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.