Home / 92,772,032.10-139,158,048.15-84,694,128.90

Finding the Fourth Proportional to 92,772,032.10, 139,158,048.15 and 84,694,128.90

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Solution

The fourth proportional to 92,772,032.10, 139,158,048.15 and 84,694,128.90 is: 127,041,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,772,032.10 : 139,158,048.15 = 84,694,128.90 : x
  2. Step 2: Convert to fraction form
    92,772,032.10/139,158,048.15 = 84,694,128.90/x
  3. Step 3: Cross multiply
    92,772,032.10x = 139,158,048.15 × 84,694,128.90
  4. Step 4: Simplify right side
    92,772,032.10x = 11,785,869,667,488,508
  5. Step 5: Solve for x
    x = 11,785,869,667,488,508/92,772,032.10
  6. Step 6: Final answer
    x = 127,041,193.35

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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.