Home / 370,861,712.80-556,367,218.80-310,694,135.20

Finding the Fourth Proportional to 370,861,712.80, 556,367,218.80 and 310,694,135.20

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Solution

The fourth proportional to 370,861,712.80, 556,367,218.80 and 310,694,135.20 is: 466,103,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,861,712.80 : 556,367,218.80 = 310,694,135.20 : x
  2. Step 2: Convert to fraction form
    370,861,712.80/556,367,218.80 = 310,694,135.20/x
  3. Step 3: Cross multiply
    370,861,712.80x = 556,367,218.80 × 310,694,135.20
  4. Step 4: Simplify right side
    370,861,712.80x = 172,860,031,898,695,168
  5. Step 5: Solve for x
    x = 172,860,031,898,695,168/370,861,712.80
  6. Step 6: Final answer
    x = 466,103,741.46

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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.