Home / 467,867,585.68-645,657,424.44-256,187,804.38

Finding the Fourth Proportional to 467,867,585.68, 645,657,424.44 and 256,187,804.38

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Solution

The fourth proportional to 467,867,585.68, 645,657,424.44 and 256,187,804.38 is: 353,539,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,867,585.68 : 645,657,424.44 = 256,187,804.38 : x
  2. Step 2: Convert to fraction form
    467,867,585.68/645,657,424.44 = 256,187,804.38/x
  3. Step 3: Cross multiply
    467,867,585.68x = 645,657,424.44 × 256,187,804.38
  4. Step 4: Simplify right side
    467,867,585.68x = 165,409,557,948,929,376
  5. Step 5: Solve for x
    x = 165,409,557,948,929,376/467,867,585.68
  6. Step 6: Final answer
    x = 353,539,255.57

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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.