Home / 53,255,812.20-79,915,211.10-35,112,460.20

Finding the Fourth Proportional to 53,255,812.20, 79,915,211.10 and 35,112,460.20

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Solution

The fourth proportional to 53,255,812.20, 79,915,211.10 and 35,112,460.20 is: 52,689,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255,812.20 : 79,915,211.10 = 35,112,460.20 : x
  2. Step 2: Convert to fraction form
    53,255,812.20/79,915,211.10 = 35,112,460.20/x
  3. Step 3: Cross multiply
    53,255,812.20x = 79,915,211.10 × 35,112,460.20
  4. Step 4: Simplify right side
    53,255,812.20x = 2,806,019,669,123,348
  5. Step 5: Solve for x
    x = 2,806,019,669,123,348/53,255,812.20
  6. Step 6: Final answer
    x = 52,689,454.04

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1.5x scale

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.