Home / 117,504,276.90-176,256,415.35-71,520,123.30

Finding the Fourth Proportional to 117,504,276.90, 176,256,415.35 and 71,520,123.30

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Solution

The fourth proportional to 117,504,276.90, 176,256,415.35 and 71,520,123.30 is: 107,280,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,504,276.90 : 176,256,415.35 = 71,520,123.30 : x
  2. Step 2: Convert to fraction form
    117,504,276.90/176,256,415.35 = 71,520,123.30/x
  3. Step 3: Cross multiply
    117,504,276.90x = 176,256,415.35 × 71,520,123.30
  4. Step 4: Simplify right side
    117,504,276.90x = 12,605,880,558,248,012
  5. Step 5: Solve for x
    x = 12,605,880,558,248,012/117,504,276.90
  6. Step 6: Final answer
    x = 107,280,184.95

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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.