Home / 373,248,334.80-559,872,502.20-212,005,198.80

Finding the Fourth Proportional to 373,248,334.80, 559,872,502.20 and 212,005,198.80

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Solution

The fourth proportional to 373,248,334.80, 559,872,502.20 and 212,005,198.80 is: 318,007,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,334.80 : 559,872,502.20 = 212,005,198.80 : x
  2. Step 2: Convert to fraction form
    373,248,334.80/559,872,502.20 = 212,005,198.80/x
  3. Step 3: Cross multiply
    373,248,334.80x = 559,872,502.20 × 212,005,198.80
  4. Step 4: Simplify right side
    373,248,334.80x = 118,695,881,131,564,448
  5. Step 5: Solve for x
    x = 118,695,881,131,564,448/373,248,334.80
  6. Step 6: Final answer
    x = 318,007,798.20

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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.