Home / 370,878,924.80-556,318,387.20-349,715,763.20

Finding the Fourth Proportional to 370,878,924.80, 556,318,387.20 and 349,715,763.20

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Solution

The fourth proportional to 370,878,924.80, 556,318,387.20 and 349,715,763.20 is: 524,573,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,878,924.80 : 556,318,387.20 = 349,715,763.20 : x
  2. Step 2: Convert to fraction form
    370,878,924.80/556,318,387.20 = 349,715,763.20/x
  3. Step 3: Cross multiply
    370,878,924.80x = 556,318,387.20 × 349,715,763.20
  4. Step 4: Simplify right side
    370,878,924.80x = 194,553,309,361,841,120
  5. Step 5: Solve for x
    x = 194,553,309,361,841,120/370,878,924.80
  6. Step 6: Final answer
    x = 524,573,644.80

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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.