Home / 60,689,600.10-91,034,400.15-53,674,578.90

Finding the Fourth Proportional to 60,689,600.10, 91,034,400.15 and 53,674,578.90

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Solution

The fourth proportional to 60,689,600.10, 91,034,400.15 and 53,674,578.90 is: 80,511,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689,600.10 : 91,034,400.15 = 53,674,578.90 : x
  2. Step 2: Convert to fraction form
    60,689,600.10/91,034,400.15 = 53,674,578.90/x
  3. Step 3: Cross multiply
    60,689,600.10x = 91,034,400.15 × 53,674,578.90
  4. Step 4: Simplify right side
    60,689,600.10x = 4,886,233,093,465,347
  5. Step 5: Solve for x
    x = 4,886,233,093,465,347/60,689,600.10
  6. Step 6: Final answer
    x = 80,511,868.35

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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.