Home / 140,454,574.74-210,660,576.03-38,226,578.58

Finding the Fourth Proportional to 140,454,574.74, 210,660,576.03 and 38,226,578.58

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Solution

The fourth proportional to 140,454,574.74, 210,660,576.03 and 38,226,578.58 is: 57,334,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,454,574.74 : 210,660,576.03 = 38,226,578.58 : x
  2. Step 2: Convert to fraction form
    140,454,574.74/210,660,576.03 = 38,226,578.58/x
  3. Step 3: Cross multiply
    140,454,574.74x = 210,660,576.03 × 38,226,578.58
  4. Step 4: Simplify right side
    140,454,574.74x = 8,052,833,063,318,859
  5. Step 5: Solve for x
    x = 8,052,833,063,318,859/140,454,574.74
  6. Step 6: Final answer
    x = 57,334,074.58

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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.