Home / 313,232,708.10-469,849,062.15-131,834,180.10

Finding the Fourth Proportional to 313,232,708.10, 469,849,062.15 and 131,834,180.10

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Solution

The fourth proportional to 313,232,708.10, 469,849,062.15 and 131,834,180.10 is: 197,751,270.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,232,708.10 : 469,849,062.15 = 131,834,180.10 : x
  2. Step 2: Convert to fraction form
    313,232,708.10/469,849,062.15 = 131,834,180.10/x
  3. Step 3: Cross multiply
    313,232,708.10x = 469,849,062.15 × 131,834,180.10
  4. Step 4: Simplify right side
    313,232,708.10x = 61,942,165,879,299,184
  5. Step 5: Solve for x
    x = 61,942,165,879,299,184/313,232,708.10
  6. Step 6: Final answer
    x = 197,751,270.15

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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.