Home / 80,211,746.70-110,692,542.87-45,411,152.94

Finding the Fourth Proportional to 80,211,746.70, 110,692,542.87 and 45,411,152.94

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Solution

The fourth proportional to 80,211,746.70, 110,692,542.87 and 45,411,152.94 is: 62,667,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,211,746.70 : 110,692,542.87 = 45,411,152.94 : x
  2. Step 2: Convert to fraction form
    80,211,746.70/110,692,542.87 = 45,411,152.94/x
  3. Step 3: Cross multiply
    80,211,746.70x = 110,692,542.87 × 45,411,152.94
  4. Step 4: Simplify right side
    80,211,746.70x = 5,026,675,993,587,076
  5. Step 5: Solve for x
    x = 5,026,675,993,587,076/80,211,746.70
  6. Step 6: Final answer
    x = 62,667,579.26

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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.