Home / 78,328,598.85-117,492,876.27-24,475,910.85

Finding the Fourth Proportional to 78,328,598.85, 117,492,876.27 and 24,475,910.85

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Solution

The fourth proportional to 78,328,598.85, 117,492,876.27 and 24,475,910.85 is: 36,713,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,328,598.85 : 117,492,876.27 = 24,475,910.85 : x
  2. Step 2: Convert to fraction form
    78,328,598.85/117,492,876.27 = 24,475,910.85/x
  3. Step 3: Cross multiply
    78,328,598.85x = 117,492,876.27 × 24,475,910.85
  4. Step 4: Simplify right side
    78,328,598.85x = 2,875,745,165,094,600.50
  5. Step 5: Solve for x
    x = 2,875,745,165,094,600.50/78,328,598.85
  6. Step 6: Final answer
    x = 36,713,859.40

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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.