Home / 187,241,593.86-258,412,848.95-107,859,398.76

Finding the Fourth Proportional to 187,241,593.86, 258,412,848.95 and 107,859,398.76

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Solution

The fourth proportional to 187,241,593.86, 258,412,848.95 and 107,859,398.76 is: 148,857,174.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,241,593.86 : 258,412,848.95 = 107,859,398.76 : x
  2. Step 2: Convert to fraction form
    187,241,593.86/258,412,848.95 = 107,859,398.76/x
  3. Step 3: Cross multiply
    187,241,593.86x = 258,412,848.95 × 107,859,398.76
  4. Step 4: Simplify right side
    187,241,593.86x = 27,872,254,519,605,696
  5. Step 5: Solve for x
    x = 27,872,254,519,605,696/187,241,593.86
  6. Step 6: Final answer
    x = 148,857,174.01

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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.