Home / 88,580,856.90-132,871,285.35-40,805,112.90

Finding the Fourth Proportional to 88,580,856.90, 132,871,285.35 and 40,805,112.90

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Solution

The fourth proportional to 88,580,856.90, 132,871,285.35 and 40,805,112.90 is: 61,207,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,580,856.90 : 132,871,285.35 = 40,805,112.90 : x
  2. Step 2: Convert to fraction form
    88,580,856.90/132,871,285.35 = 40,805,112.90/x
  3. Step 3: Cross multiply
    88,580,856.90x = 132,871,285.35 × 40,805,112.90
  4. Step 4: Simplify right side
    88,580,856.90x = 5,421,827,799,874,866
  5. Step 5: Solve for x
    x = 5,421,827,799,874,866/88,580,856.90
  6. Step 6: Final answer
    x = 61,207,669.35

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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.