Home / 112,099,000.90-168,175,073.40-57,520,010.20

Finding the Fourth Proportional to 112,099,000.90, 168,175,073.40 and 57,520,010.20

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Solution

The fourth proportional to 112,099,000.90, 168,175,073.40 and 57,520,010.20 is: 86,293,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,099,000.90 : 168,175,073.40 = 57,520,010.20 : x
  2. Step 2: Convert to fraction form
    112,099,000.90/168,175,073.40 = 57,520,010.20/x
  3. Step 3: Cross multiply
    112,099,000.90x = 168,175,073.40 × 57,520,010.20
  4. Step 4: Simplify right side
    112,099,000.90x = 9,673,431,937,353,750
  5. Step 5: Solve for x
    x = 9,673,431,937,353,750/112,099,000.90
  6. Step 6: Final answer
    x = 86,293,649.90

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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.