Home / 201,017,543.70-301,526,315.55-180,610,209.30

Finding the Fourth Proportional to 201,017,543.70, 301,526,315.55 and 180,610,209.30

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Solution

The fourth proportional to 201,017,543.70, 301,526,315.55 and 180,610,209.30 is: 270,915,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,017,543.70 : 301,526,315.55 = 180,610,209.30 : x
  2. Step 2: Convert to fraction form
    201,017,543.70/301,526,315.55 = 180,610,209.30/x
  3. Step 3: Cross multiply
    201,017,543.70x = 301,526,315.55 × 180,610,209.30
  4. Step 4: Simplify right side
    201,017,543.70x = 54,458,730,960,943,352
  5. Step 5: Solve for x
    x = 54,458,730,960,943,352/201,017,543.70
  6. Step 6: Final answer
    x = 270,915,313.95

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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.