Home / 168,018,451.80-251,729,079.30-144,130,579.80

Finding the Fourth Proportional to 168,018,451.80, 251,729,079.30 and 144,130,579.80

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Solution

The fourth proportional to 168,018,451.80, 251,729,079.30 and 144,130,579.80 is: 215,939,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,018,451.80 : 251,729,079.30 = 144,130,579.80 : x
  2. Step 2: Convert to fraction form
    168,018,451.80/251,729,079.30 = 144,130,579.80/x
  3. Step 3: Cross multiply
    168,018,451.80x = 251,729,079.30 × 144,130,579.80
  4. Step 4: Simplify right side
    168,018,451.80x = 36,281,858,152,029,184
  5. Step 5: Solve for x
    x = 36,281,858,152,029,184/168,018,451.80
  6. Step 6: Final answer
    x = 215,939,724.26

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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.