Home / 157,788,612.30-236,682,918.45-151,741,994.70

Finding the Fourth Proportional to 157,788,612.30, 236,682,918.45 and 151,741,994.70

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Solution

The fourth proportional to 157,788,612.30, 236,682,918.45 and 151,741,994.70 is: 227,612,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,612.30 : 236,682,918.45 = 151,741,994.70 : x
  2. Step 2: Convert to fraction form
    157,788,612.30/236,682,918.45 = 151,741,994.70/x
  3. Step 3: Cross multiply
    157,788,612.30x = 236,682,918.45 × 151,741,994.70
  4. Step 4: Simplify right side
    157,788,612.30x = 35,914,738,157,020,428
  5. Step 5: Solve for x
    x = 35,914,738,157,020,428/157,788,612.30
  6. Step 6: Final answer
    x = 227,612,992.05

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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.