Home / 454,026,820.16-681,040,239.24-108,980,447.12

Finding the Fourth Proportional to 454,026,820.16, 681,040,239.24 and 108,980,447.12

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Solution

The fourth proportional to 454,026,820.16, 681,040,239.24 and 108,980,447.12 is: 163,470,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,820.16 : 681,040,239.24 = 108,980,447.12 : x
  2. Step 2: Convert to fraction form
    454,026,820.16/681,040,239.24 = 108,980,447.12/x
  3. Step 3: Cross multiply
    454,026,820.16x = 681,040,239.24 × 108,980,447.12
  4. Step 4: Simplify right side
    454,026,820.16x = 74,220,069,779,086,976
  5. Step 5: Solve for x
    x = 74,220,069,779,086,976/454,026,820.16
  6. Step 6: Final answer
    x = 163,470,672.84

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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.