Home / 328,437,823.48-453,225,755.40-179,758,641.62

Finding the Fourth Proportional to 328,437,823.48, 453,225,755.40 and 179,758,641.62

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Solution

The fourth proportional to 328,437,823.48, 453,225,755.40 and 179,758,641.62 is: 248,056,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,437,823.48 : 453,225,755.40 = 179,758,641.62 : x
  2. Step 2: Convert to fraction form
    328,437,823.48/453,225,755.40 = 179,758,641.62/x
  3. Step 3: Cross multiply
    328,437,823.48x = 453,225,755.40 × 179,758,641.62
  4. Step 4: Simplify right side
    328,437,823.48x = 81,471,246,138,361,360
  5. Step 5: Solve for x
    x = 81,471,246,138,361,360/328,437,823.48
  6. Step 6: Final answer
    x = 248,056,832.42

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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.