Home / 342,575,545.14-472,741,582.06-185,939,319.78

Finding the Fourth Proportional to 342,575,545.14, 472,741,582.06 and 185,939,319.78

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Solution

The fourth proportional to 342,575,545.14, 472,741,582.06 and 185,939,319.78 is: 256,589,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,575,545.14 : 472,741,582.06 = 185,939,319.78 : x
  2. Step 2: Convert to fraction form
    342,575,545.14/472,741,582.06 = 185,939,319.78/x
  3. Step 3: Cross multiply
    342,575,545.14x = 472,741,582.06 × 185,939,319.78
  4. Step 4: Simplify right side
    342,575,545.14x = 87,901,248,199,957,456
  5. Step 5: Solve for x
    x = 87,901,248,199,957,456/342,575,545.14
  6. Step 6: Final answer
    x = 256,589,384.29

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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.