Home / 629,674,058.95-869,228,872.67-406,764,452.71

Finding the Fourth Proportional to 629,674,058.95, 869,228,872.67 and 406,764,452.71

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Solution

The fourth proportional to 629,674,058.95, 869,228,872.67 and 406,764,452.71 is: 561,514,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,674,058.95 : 869,228,872.67 = 406,764,452.71 : x
  2. Step 2: Convert to fraction form
    629,674,058.95/869,228,872.67 = 406,764,452.71/x
  3. Step 3: Cross multiply
    629,674,058.95x = 869,228,872.67 × 406,764,452.71
  4. Step 4: Simplify right side
    629,674,058.95x = 353,571,406,671,342,784
  5. Step 5: Solve for x
    x = 353,571,406,671,342,784/629,674,058.95
  6. Step 6: Final answer
    x = 561,514,964.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.