Home / 187,597,741.05-258,884,686.31-105,092,106.57

Finding the Fourth Proportional to 187,597,741.05, 258,884,686.31 and 105,092,106.57

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Solution

The fourth proportional to 187,597,741.05, 258,884,686.31 and 105,092,106.57 is: 145,026,997.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,597,741.05 : 258,884,686.31 = 105,092,106.57 : x
  2. Step 2: Convert to fraction form
    187,597,741.05/258,884,686.31 = 105,092,106.57/x
  3. Step 3: Cross multiply
    187,597,741.05x = 258,884,686.31 × 105,092,106.57
  4. Step 4: Simplify right side
    187,597,741.05x = 27,206,737,042,506,080
  5. Step 5: Solve for x
    x = 27,206,737,042,506,080/187,597,741.05
  6. Step 6: Final answer
    x = 145,026,997.07

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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.