Home / 230,871,034.10-318,607,184.31-131,749,808.06

Finding the Fourth Proportional to 230,871,034.10, 318,607,184.31 and 131,749,808.06

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Solution

The fourth proportional to 230,871,034.10, 318,607,184.31 and 131,749,808.06 is: 181,817,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,871,034.10 : 318,607,184.31 = 131,749,808.06 : x
  2. Step 2: Convert to fraction form
    230,871,034.10/318,607,184.31 = 131,749,808.06/x
  3. Step 3: Cross multiply
    230,871,034.10x = 318,607,184.31 × 131,749,808.06
  4. Step 4: Simplify right side
    230,871,034.10x = 41,976,435,379,379,544
  5. Step 5: Solve for x
    x = 41,976,435,379,379,544/230,871,034.10
  6. Step 6: Final answer
    x = 181,817,678.18

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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.