Home / 243,060,043.72-335,423,765.46-133,061,991.88

Finding the Fourth Proportional to 243,060,043.72, 335,423,765.46 and 133,061,991.88

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Solution

The fourth proportional to 243,060,043.72, 335,423,765.46 and 133,061,991.88 is: 183,626,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,060,043.72 : 335,423,765.46 = 133,061,991.88 : x
  2. Step 2: Convert to fraction form
    243,060,043.72/335,423,765.46 = 133,061,991.88/x
  3. Step 3: Cross multiply
    243,060,043.72x = 335,423,765.46 × 133,061,991.88
  4. Step 4: Simplify right side
    243,060,043.72x = 44,632,154,355,997,544
  5. Step 5: Solve for x
    x = 44,632,154,355,997,544/243,060,043.72
  6. Step 6: Final answer
    x = 183,626,044.30

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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.