Home / 73,519,987.20-110,315,410.20-51,908,053.20

Finding the Fourth Proportional to 73,519,987.20, 110,315,410.20 and 51,908,053.20

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Solution

The fourth proportional to 73,519,987.20, 110,315,410.20 and 51,908,053.20 is: 77,887,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,519,987.20 : 110,315,410.20 = 51,908,053.20 : x
  2. Step 2: Convert to fraction form
    73,519,987.20/110,315,410.20 = 51,908,053.20/x
  3. Step 3: Cross multiply
    73,519,987.20x = 110,315,410.20 × 51,908,053.20
  4. Step 4: Simplify right side
    73,519,987.20x = 5,726,258,181,441,423
  5. Step 5: Solve for x
    x = 5,726,258,181,441,423/73,519,987.20
  6. Step 6: Final answer
    x = 77,887,094.37

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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.