Home / 472,396,059.55-708,594,089.33-429,349,338.55

Finding the Fourth Proportional to 472,396,059.55, 708,594,089.33 and 429,349,338.55

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Solution

The fourth proportional to 472,396,059.55, 708,594,089.33 and 429,349,338.55 is: 644,024,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,059.55 : 708,594,089.33 = 429,349,338.55 : x
  2. Step 2: Convert to fraction form
    472,396,059.55/708,594,089.33 = 429,349,338.55/x
  3. Step 3: Cross multiply
    472,396,059.55x = 708,594,089.33 × 429,349,338.55
  4. Step 4: Simplify right side
    472,396,059.55x = 304,234,403,554,275,136
  5. Step 5: Solve for x
    x = 304,234,403,554,275,136/472,396,059.55
  6. Step 6: Final answer
    x = 644,024,007.83

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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.