Home / 78,328,571.10-117,492,834.78-24,475,883.10

Finding the Fourth Proportional to 78,328,571.10, 117,492,834.78 and 24,475,883.10

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Solution

The fourth proportional to 78,328,571.10, 117,492,834.78 and 24,475,883.10 is: 36,713,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,328,571.10 : 117,492,834.78 = 24,475,883.10 : x
  2. Step 2: Convert to fraction form
    78,328,571.10/117,492,834.78 = 24,475,883.10/x
  3. Step 3: Cross multiply
    78,328,571.10x = 117,492,834.78 × 24,475,883.10
  4. Step 4: Simplify right side
    78,328,571.10x = 2,875,740,889,162,894.50
  5. Step 5: Solve for x
    x = 2,875,740,889,162,894.50/78,328,571.10
  6. Step 6: Final answer
    x = 36,713,817.82

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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.