Home / 66,430,400.20-99,645,600.30-32,418,176.20

Finding the Fourth Proportional to 66,430,400.20, 99,645,600.30 and 32,418,176.20

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Solution

The fourth proportional to 66,430,400.20, 99,645,600.30 and 32,418,176.20 is: 48,627,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,400.20 : 99,645,600.30 = 32,418,176.20 : x
  2. Step 2: Convert to fraction form
    66,430,400.20/99,645,600.30 = 32,418,176.20/x
  3. Step 3: Cross multiply
    66,430,400.20x = 99,645,600.30 × 32,418,176.20
  4. Step 4: Simplify right side
    66,430,400.20x = 3,230,328,628,080,172.50
  5. Step 5: Solve for x
    x = 3,230,328,628,080,172.50/66,430,400.20
  6. Step 6: Final answer
    x = 48,627,264.30

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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.