Home / 313,232,707.60-469,849,061.40-131,834,179.60

Finding the Fourth Proportional to 313,232,707.60, 469,849,061.40 and 131,834,179.60

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Solution

The fourth proportional to 313,232,707.60, 469,849,061.40 and 131,834,179.60 is: 197,751,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,232,707.60 : 469,849,061.40 = 131,834,179.60 : x
  2. Step 2: Convert to fraction form
    313,232,707.60/469,849,061.40 = 131,834,179.60/x
  3. Step 3: Cross multiply
    313,232,707.60x = 469,849,061.40 × 131,834,179.60
  4. Step 4: Simplify right side
    313,232,707.60x = 61,942,165,545,499,024
  5. Step 5: Solve for x
    x = 61,942,165,545,499,024/313,232,707.60
  6. Step 6: Final answer
    x = 197,751,269.40

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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.