Home / 345,482,510.50-518,223,765.75-115,451,595.16

Finding the Fourth Proportional to 345,482,510.50, 518,223,765.75 and 115,451,595.16

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Solution

The fourth proportional to 345,482,510.50, 518,223,765.75 and 115,451,595.16 is: 173,177,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,482,510.50 : 518,223,765.75 = 115,451,595.16 : x
  2. Step 2: Convert to fraction form
    345,482,510.50/518,223,765.75 = 115,451,595.16/x
  3. Step 3: Cross multiply
    345,482,510.50x = 518,223,765.75 × 115,451,595.16
  4. Step 4: Simplify right side
    345,482,510.50x = 59,829,760,405,659,672
  5. Step 5: Solve for x
    x = 59,829,760,405,659,672/345,482,510.50
  6. Step 6: Final answer
    x = 173,177,392.74

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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.