Home / 88,432,856.70-132,649,285.05-53,853,762.30

Finding the Fourth Proportional to 88,432,856.70, 132,649,285.05 and 53,853,762.30

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Solution

The fourth proportional to 88,432,856.70, 132,649,285.05 and 53,853,762.30 is: 80,780,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432,856.70 : 132,649,285.05 = 53,853,762.30 : x
  2. Step 2: Convert to fraction form
    88,432,856.70/132,649,285.05 = 53,853,762.30/x
  3. Step 3: Cross multiply
    88,432,856.70x = 132,649,285.05 × 53,853,762.30
  4. Step 4: Simplify right side
    88,432,856.70x = 7,143,663,066,347,643
  5. Step 5: Solve for x
    x = 7,143,663,066,347,643/88,432,856.70
  6. Step 6: Final answer
    x = 80,780,643.45

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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.