Home / 448,444,833.40-672,667,250.10-125,328,705.40

Finding the Fourth Proportional to 448,444,833.40, 672,667,250.10 and 125,328,705.40

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Solution

The fourth proportional to 448,444,833.40, 672,667,250.10 and 125,328,705.40 is: 187,993,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,444,833.40 : 672,667,250.10 = 125,328,705.40 : x
  2. Step 2: Convert to fraction form
    448,444,833.40/672,667,250.10 = 125,328,705.40/x
  3. Step 3: Cross multiply
    448,444,833.40x = 672,667,250.10 × 125,328,705.40
  4. Step 4: Simplify right side
    448,444,833.40x = 84,304,515,620,011,024
  5. Step 5: Solve for x
    x = 84,304,515,620,011,024/448,444,833.40
  6. Step 6: Final answer
    x = 187,993,058.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.