Home / 89,083,407.20-133,625,110.80-58,472,405.60

Finding the Fourth Proportional to 89,083,407.20, 133,625,110.80 and 58,472,405.60

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Solution

The fourth proportional to 89,083,407.20, 133,625,110.80 and 58,472,405.60 is: 87,708,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,083,407.20 : 133,625,110.80 = 58,472,405.60 : x
  2. Step 2: Convert to fraction form
    89,083,407.20/133,625,110.80 = 58,472,405.60/x
  3. Step 3: Cross multiply
    89,083,407.20x = 133,625,110.80 × 58,472,405.60
  4. Step 4: Simplify right side
    89,083,407.20x = 7,813,381,677,042,541
  5. Step 5: Solve for x
    x = 7,813,381,677,042,541/89,083,407.20
  6. Step 6: Final answer
    x = 87,708,608.40

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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.