Home / 345,337,038.20-518,168,920.04-179,252,277.86

Finding the Fourth Proportional to 345,337,038.20, 518,168,920.04 and 179,252,277.86

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Solution

The fourth proportional to 345,337,038.20, 518,168,920.04 and 179,252,277.86 is: 268,963,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,337,038.20 : 518,168,920.04 = 179,252,277.86 : x
  2. Step 2: Convert to fraction form
    345,337,038.20/518,168,920.04 = 179,252,277.86/x
  3. Step 3: Cross multiply
    345,337,038.20x = 518,168,920.04 × 179,252,277.86
  4. Step 4: Simplify right side
    345,337,038.20x = 92,882,959,229,939,088
  5. Step 5: Solve for x
    x = 92,882,959,229,939,088/345,337,038.20
  6. Step 6: Final answer
    x = 268,963,212.62

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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.