Home / 345,482,508.18-518,223,762.26-115,451,592.83

Finding the Fourth Proportional to 345,482,508.18, 518,223,762.26 and 115,451,592.83

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Solution

The fourth proportional to 345,482,508.18, 518,223,762.26 and 115,451,592.83 is: 173,177,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,482,508.18 : 518,223,762.26 = 115,451,592.83 : x
  2. Step 2: Convert to fraction form
    345,482,508.18/518,223,762.26 = 115,451,592.83/x
  3. Step 3: Cross multiply
    345,482,508.18x = 518,223,762.26 × 115,451,592.83
  4. Step 4: Simplify right side
    345,482,508.18x = 59,829,758,792,103,864
  5. Step 5: Solve for x
    x = 59,829,758,792,103,864/345,482,508.18
  6. Step 6: Final answer
    x = 173,177,389.23

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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.