Home / 472,396,058.55-708,594,087.83-429,349,337.55

Finding the Fourth Proportional to 472,396,058.55, 708,594,087.83 and 429,349,337.55

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Solution

The fourth proportional to 472,396,058.55, 708,594,087.83 and 429,349,337.55 is: 644,024,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,058.55 : 708,594,087.83 = 429,349,337.55 : x
  2. Step 2: Convert to fraction form
    472,396,058.55/708,594,087.83 = 429,349,337.55/x
  3. Step 3: Cross multiply
    472,396,058.55x = 708,594,087.83 × 429,349,337.55
  4. Step 4: Simplify right side
    472,396,058.55x = 304,234,402,199,510,272
  5. Step 5: Solve for x
    x = 304,234,402,199,510,272/472,396,058.55
  6. Step 6: Final answer
    x = 644,024,006.33

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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.