Home / 370,786,672.80-556,180,009.20-111,974,905.80

Finding the Fourth Proportional to 370,786,672.80, 556,180,009.20 and 111,974,905.80

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Solution

The fourth proportional to 370,786,672.80, 556,180,009.20 and 111,974,905.80 is: 167,962,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,786,672.80 : 556,180,009.20 = 111,974,905.80 : x
  2. Step 2: Convert to fraction form
    370,786,672.80/556,180,009.20 = 111,974,905.80/x
  3. Step 3: Cross multiply
    370,786,672.80x = 556,180,009.20 × 111,974,905.80
  4. Step 4: Simplify right side
    370,786,672.80x = 62,278,204,138,013,136
  5. Step 5: Solve for x
    x = 62,278,204,138,013,136/370,786,672.80
  6. Step 6: Final answer
    x = 167,962,358.70

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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.