Home / 435,492,046.20-653,238,069.30-112,375,918.20

Finding the Fourth Proportional to 435,492,046.20, 653,238,069.30 and 112,375,918.20

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Solution

The fourth proportional to 435,492,046.20, 653,238,069.30 and 112,375,918.20 is: 168,563,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,492,046.20 : 653,238,069.30 = 112,375,918.20 : x
  2. Step 2: Convert to fraction form
    435,492,046.20/653,238,069.30 = 112,375,918.20/x
  3. Step 3: Cross multiply
    435,492,046.20x = 653,238,069.30 × 112,375,918.20
  4. Step 4: Simplify right side
    435,492,046.20x = 73,408,227,840,782,720
  5. Step 5: Solve for x
    x = 73,408,227,840,782,720/435,492,046.20
  6. Step 6: Final answer
    x = 168,563,877.30

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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.