Home / 167,890,919.28-231,683,351.85-93,547,638.60

Finding the Fourth Proportional to 167,890,919.28, 231,683,351.85 and 93,547,638.60

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Solution

The fourth proportional to 167,890,919.28, 231,683,351.85 and 93,547,638.60 is: 129,092,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,890,919.28 : 231,683,351.85 = 93,547,638.60 : x
  2. Step 2: Convert to fraction form
    167,890,919.28/231,683,351.85 = 93,547,638.60/x
  3. Step 3: Cross multiply
    167,890,919.28x = 231,683,351.85 × 93,547,638.60
  4. Step 4: Simplify right side
    167,890,919.28x = 21,673,430,468,500,440
  5. Step 5: Solve for x
    x = 21,673,430,468,500,440/167,890,919.28
  6. Step 6: Final answer
    x = 129,092,333.05

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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.