Home / 187,086,520.24-258,181,068.50-103,460,309.48

Finding the Fourth Proportional to 187,086,520.24, 258,181,068.50 and 103,460,309.48

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Solution

The fourth proportional to 187,086,520.24, 258,181,068.50 and 103,460,309.48 is: 142,776,150.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086,520.24 : 258,181,068.50 = 103,460,309.48 : x
  2. Step 2: Convert to fraction form
    187,086,520.24/258,181,068.50 = 103,460,309.48/x
  3. Step 3: Cross multiply
    187,086,520.24x = 258,181,068.50 × 103,460,309.48
  4. Step 4: Simplify right side
    187,086,520.24x = 26,711,493,248,887,080
  5. Step 5: Solve for x
    x = 26,711,493,248,887,080/187,086,520.24
  6. Step 6: Final answer
    x = 142,776,150.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.