Home / 172,191,573,610.20-258,287,360,415.30-169,869,672,451.80

Finding the Fourth Proportional to 172,191,573,610.20, 258,287,360,415.30 and 169,869,672,451.80

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Solution

The fourth proportional to 172,191,573,610.20, 258,287,360,415.30 and 169,869,672,451.80 is: 254,804,508,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,191,573,610.20 : 258,287,360,415.30 = 169,869,672,451.80 : x
  2. Step 2: Convert to fraction form
    172,191,573,610.20/258,287,360,415.30 = 169,869,672,451.80/x
  3. Step 3: Cross multiply
    172,191,573,610.20x = 258,287,360,415.30 × 169,869,672,451.80
  4. Step 4: Simplify right side
    172,191,573,610.20x = 43,875,189,312,187,017,461,760
  5. Step 5: Solve for x
    x = 43,875,189,312,187,017,461,760/172,191,573,610.20
  6. Step 6: Final answer
    x = 254,804,508,677.70

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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.