Home / 187,007,019.60-258,057,389.34-107,609,266.14

Finding the Fourth Proportional to 187,007,019.60, 258,057,389.34 and 107,609,266.14

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Solution

The fourth proportional to 187,007,019.60, 258,057,389.34 and 107,609,266.14 is: 148,493,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,007,019.60 : 258,057,389.34 = 107,609,266.14 : x
  2. Step 2: Convert to fraction form
    187,007,019.60/258,057,389.34 = 107,609,266.14/x
  3. Step 3: Cross multiply
    187,007,019.60x = 258,057,389.34 × 107,609,266.14
  4. Step 4: Simplify right side
    187,007,019.60x = 27,769,366,288,881,660
  5. Step 5: Solve for x
    x = 27,769,366,288,881,660/187,007,019.60
  6. Step 6: Final answer
    x = 148,493,710.82

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1.5x scale

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.