Home / 66,161,454.62-99,225,682.13-19,465,648.59

Finding the Fourth Proportional to 66,161,454.62, 99,225,682.13 and 19,465,648.59

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Solution

The fourth proportional to 66,161,454.62, 99,225,682.13 and 19,465,648.59 is: 29,193,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,161,454.62 : 99,225,682.13 = 19,465,648.59 : x
  2. Step 2: Convert to fraction form
    66,161,454.62/99,225,682.13 = 19,465,648.59/x
  3. Step 3: Cross multiply
    66,161,454.62x = 99,225,682.13 × 19,465,648.59
  4. Step 4: Simplify right side
    66,161,454.62x = 1,931,492,259,445,622.50
  5. Step 5: Solve for x
    x = 1,931,492,259,445,622.50/66,161,454.62
  6. Step 6: Final answer
    x = 29,193,618.41

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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.