Home / 291,728,696.92-437,398,664.51-160,632,706.50

Finding the Fourth Proportional to 291,728,696.92, 437,398,664.51 and 160,632,706.50

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Solution

The fourth proportional to 291,728,696.92, 437,398,664.51 and 160,632,706.50 is: 240,842,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,728,696.92 : 437,398,664.51 = 160,632,706.50 : x
  2. Step 2: Convert to fraction form
    291,728,696.92/437,398,664.51 = 160,632,706.50/x
  3. Step 3: Cross multiply
    291,728,696.92x = 437,398,664.51 × 160,632,706.50
  4. Step 4: Simplify right side
    291,728,696.92x = 70,260,531,300,128,376
  5. Step 5: Solve for x
    x = 70,260,531,300,128,376/291,728,696.92
  6. Step 6: Final answer
    x = 240,842,029.06

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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.