Home / 318,311,088.75-477,466,607.16-88,280,170.47

Finding the Fourth Proportional to 318,311,088.75, 477,466,607.16 and 88,280,170.47

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Solution

The fourth proportional to 318,311,088.75, 477,466,607.16 and 88,280,170.47 is: 132,420,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,311,088.75 : 477,466,607.16 = 88,280,170.47 : x
  2. Step 2: Convert to fraction form
    318,311,088.75/477,466,607.16 = 88,280,170.47/x
  3. Step 3: Cross multiply
    318,311,088.75x = 477,466,607.16 × 88,280,170.47
  4. Step 4: Simplify right side
    318,311,088.75x = 42,150,833,473,817,328
  5. Step 5: Solve for x
    x = 42,150,833,473,817,328/318,311,088.75
  6. Step 6: Final answer
    x = 132,420,248.50

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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.