Home / 85,119,156-117,465,181.20-48,452,084.64

Finding the Fourth Proportional to 85,119,156, 117,465,181.20 and 48,452,084.64

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Solution

The fourth proportional to 85,119,156, 117,465,181.20 and 48,452,084.64 is: 66,864,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,119,156 : 117,465,181.20 = 48,452,084.64 : x
  2. Step 2: Convert to fraction form
    85,119,156/117,465,181.20 = 48,452,084.64/x
  3. Step 3: Cross multiply
    85,119,156x = 117,465,181.20 × 48,452,084.64
  4. Step 4: Simplify right side
    85,119,156x = 5,691,432,901,755,337
  5. Step 5: Solve for x
    x = 5,691,432,901,755,337/85,119,156
  6. Step 6: Final answer
    x = 66,864,301.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.