Home / 89,384,963.70-134,077,445.55-79,748,166.90

Finding the Fourth Proportional to 89,384,963.70, 134,077,445.55 and 79,748,166.90

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Solution

The fourth proportional to 89,384,963.70, 134,077,445.55 and 79,748,166.90 is: 119,622,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,384,963.70 : 134,077,445.55 = 79,748,166.90 : x
  2. Step 2: Convert to fraction form
    89,384,963.70/134,077,445.55 = 79,748,166.90/x
  3. Step 3: Cross multiply
    89,384,963.70x = 134,077,445.55 × 79,748,166.90
  4. Step 4: Simplify right side
    89,384,963.70x = 10,692,430,505,247,062
  5. Step 5: Solve for x
    x = 10,692,430,505,247,062/89,384,963.70
  6. Step 6: Final answer
    x = 119,622,250.35

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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.