Home / 146,708,641.35-220,062,962.03-103,661,920.35

Finding the Fourth Proportional to 146,708,641.35, 220,062,962.03 and 103,661,920.35

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Solution

The fourth proportional to 146,708,641.35, 220,062,962.03 and 103,661,920.35 is: 155,492,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,708,641.35 : 220,062,962.03 = 103,661,920.35 : x
  2. Step 2: Convert to fraction form
    146,708,641.35/220,062,962.03 = 103,661,920.35/x
  3. Step 3: Cross multiply
    146,708,641.35x = 220,062,962.03 × 103,661,920.35
  4. Step 4: Simplify right side
    146,708,641.35x = 22,812,149,241,938,932
  5. Step 5: Solve for x
    x = 22,812,149,241,938,932/146,708,641.35
  6. Step 6: Final answer
    x = 155,492,880.53

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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.