Home / 256,145,569.65-383,598,930.42-146,638,608.66

Finding the Fourth Proportional to 256,145,569.65, 383,598,930.42 and 146,638,608.66

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Solution

The fourth proportional to 256,145,569.65, 383,598,930.42 and 146,638,608.66 is: 219,603,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,145,569.65 : 383,598,930.42 = 146,638,608.66 : x
  2. Step 2: Convert to fraction form
    256,145,569.65/383,598,930.42 = 146,638,608.66/x
  3. Step 3: Cross multiply
    256,145,569.65x = 383,598,930.42 × 146,638,608.66
  4. Step 4: Simplify right side
    256,145,569.65x = 56,250,413,440,252,952
  5. Step 5: Solve for x
    x = 56,250,413,440,252,952/256,145,569.65
  6. Step 6: Final answer
    x = 219,603,304.16

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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.