Home / 357,468,125.40-536,202,209.70-115,131,029.40

Finding the Fourth Proportional to 357,468,125.40, 536,202,209.70 and 115,131,029.40

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Solution

The fourth proportional to 357,468,125.40, 536,202,209.70 and 115,131,029.40 is: 172,696,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,468,125.40 : 536,202,209.70 = 115,131,029.40 : x
  2. Step 2: Convert to fraction form
    357,468,125.40/536,202,209.70 = 115,131,029.40/x
  3. Step 3: Cross multiply
    357,468,125.40x = 536,202,209.70 × 115,131,029.40
  4. Step 4: Simplify right side
    357,468,125.40x = 61,733,512,369,315,664
  5. Step 5: Solve for x
    x = 61,733,512,369,315,664/357,468,125.40
  6. Step 6: Final answer
    x = 172,696,551.06

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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.