Home / 67,420,500.16-93,024,109.92-40,958,325.04

Finding the Fourth Proportional to 67,420,500.16, 93,024,109.92 and 40,958,325.04

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Solution

The fourth proportional to 67,420,500.16, 93,024,109.92 and 40,958,325.04 is: 56,512,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,420,500.16 : 93,024,109.92 = 40,958,325.04 : x
  2. Step 2: Convert to fraction form
    67,420,500.16/93,024,109.92 = 40,958,325.04/x
  3. Step 3: Cross multiply
    67,420,500.16x = 93,024,109.92 × 40,958,325.04
  4. Step 4: Simplify right side
    67,420,500.16x = 3,810,111,730,660,048.50
  5. Step 5: Solve for x
    x = 3,810,111,730,660,048.50/67,420,500.16
  6. Step 6: Final answer
    x = 56,512,658.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.