Home / 187,370,444.20-258,588,558.76-103,738,575.02

Finding the Fourth Proportional to 187,370,444.20, 258,588,558.76 and 103,738,575.02

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Solution

The fourth proportional to 187,370,444.20, 258,588,558.76 and 103,738,575.02 is: 143,168,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,370,444.20 : 258,588,558.76 = 103,738,575.02 : x
  2. Step 2: Convert to fraction form
    187,370,444.20/258,588,558.76 = 103,738,575.02/x
  3. Step 3: Cross multiply
    187,370,444.20x = 258,588,558.76 × 103,738,575.02
  4. Step 4: Simplify right side
    187,370,444.20x = 26,825,608,602,625,060
  5. Step 5: Solve for x
    x = 26,825,608,602,625,060/187,370,444.20
  6. Step 6: Final answer
    x = 143,168,837.10

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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.