Home / 230,105,681.28-317,543,948.46-125,683,823.34

Finding the Fourth Proportional to 230,105,681.28, 317,543,948.46 and 125,683,823.34

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Solution

The fourth proportional to 230,105,681.28, 317,543,948.46 and 125,683,823.34 is: 173,442,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,105,681.28 : 317,543,948.46 = 125,683,823.34 : x
  2. Step 2: Convert to fraction form
    230,105,681.28/317,543,948.46 = 125,683,823.34/x
  3. Step 3: Cross multiply
    230,105,681.28x = 317,543,948.46 × 125,683,823.34
  4. Step 4: Simplify right side
    230,105,681.28x = 39,910,137,520,932,704
  5. Step 5: Solve for x
    x = 39,910,137,520,932,704/230,105,681.28
  6. Step 6: Final answer
    x = 173,442,642.96

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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.