Home / 119,882,583.45-165,437,963.60-64,878,439.95

Finding the Fourth Proportional to 119,882,583.45, 165,437,963.60 and 64,878,439.95

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Solution

The fourth proportional to 119,882,583.45, 165,437,963.60 and 64,878,439.95 is: 89,532,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,882,583.45 : 165,437,963.60 = 64,878,439.95 : x
  2. Step 2: Convert to fraction form
    119,882,583.45/165,437,963.60 = 64,878,439.95/x
  3. Step 3: Cross multiply
    119,882,583.45x = 165,437,963.60 × 64,878,439.95
  4. Step 4: Simplify right side
    119,882,583.45x = 10,733,356,986,548,494
  5. Step 5: Solve for x
    x = 10,733,356,986,548,494/119,882,583.45
  6. Step 6: Final answer
    x = 89,532,246.28

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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.