Home / 438,924,036.96-658,780,765.20-234,626,744.16

Finding the Fourth Proportional to 438,924,036.96, 658,780,765.20 and 234,626,744.16

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Solution

The fourth proportional to 438,924,036.96, 658,780,765.20 and 234,626,744.16 is: 352,151,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,924,036.96 : 658,780,765.20 = 234,626,744.16 : x
  2. Step 2: Convert to fraction form
    438,924,036.96/658,780,765.20 = 234,626,744.16/x
  3. Step 3: Cross multiply
    438,924,036.96x = 658,780,765.20 × 234,626,744.16
  4. Step 4: Simplify right side
    438,924,036.96x = 154,567,586,054,109,440
  5. Step 5: Solve for x
    x = 154,567,586,054,109,440/438,924,036.96
  6. Step 6: Final answer
    x = 352,151,108.25

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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.