Home / 504,711,501.60-757,138,111.20-159,629,145.60

Finding the Fourth Proportional to 504,711,501.60, 757,138,111.20 and 159,629,145.60

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Solution

The fourth proportional to 504,711,501.60, 757,138,111.20 and 159,629,145.60 is: 239,466,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,711,501.60 : 757,138,111.20 = 159,629,145.60 : x
  2. Step 2: Convert to fraction form
    504,711,501.60/757,138,111.20 = 159,629,145.60/x
  3. Step 3: Cross multiply
    504,711,501.60x = 757,138,111.20 × 159,629,145.60
  4. Step 4: Simplify right side
    504,711,501.60x = 120,861,309,792,053,792
  5. Step 5: Solve for x
    x = 120,861,309,792,053,792/504,711,501.60
  6. Step 6: Final answer
    x = 239,466,129.48

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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.