Home / 457,086,169.80-630,817,817.04-258,882,923.79

Finding the Fourth Proportional to 457,086,169.80, 630,817,817.04 and 258,882,923.79

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Solution

The fourth proportional to 457,086,169.80, 630,817,817.04 and 258,882,923.79 is: 357,280,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,086,169.80 : 630,817,817.04 = 258,882,923.79 : x
  2. Step 2: Convert to fraction form
    457,086,169.80/630,817,817.04 = 258,882,923.79/x
  3. Step 3: Cross multiply
    457,086,169.80x = 630,817,817.04 × 258,882,923.79
  4. Step 4: Simplify right side
    457,086,169.80x = 163,307,960,854,140,480
  5. Step 5: Solve for x
    x = 163,307,960,854,140,480/457,086,169.80
  6. Step 6: Final answer
    x = 357,280,468.42

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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.