Home / 78,328,598.94-117,492,876.18-24,475,910.94

Finding the Fourth Proportional to 78,328,598.94, 117,492,876.18 and 24,475,910.94

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Solution

The fourth proportional to 78,328,598.94, 117,492,876.18 and 24,475,910.94 is: 36,713,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,328,598.94 : 117,492,876.18 = 24,475,910.94 : x
  2. Step 2: Convert to fraction form
    78,328,598.94/117,492,876.18 = 24,475,910.94/x
  3. Step 3: Cross multiply
    78,328,598.94x = 117,492,876.18 × 24,475,910.94
  4. Step 4: Simplify right side
    78,328,598.94x = 2,875,745,173,466,127.50
  5. Step 5: Solve for x
    x = 2,875,745,173,466,127.50/78,328,598.94
  6. Step 6: Final answer
    x = 36,713,859.46

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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.