Home / 185,788,916.76-278,527,485.78-82,141,388.04

Finding the Fourth Proportional to 185,788,916.76, 278,527,485.78 and 82,141,388.04

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Solution

The fourth proportional to 185,788,916.76, 278,527,485.78 and 82,141,388.04 is: 123,143,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,788,916.76 : 278,527,485.78 = 82,141,388.04 : x
  2. Step 2: Convert to fraction form
    185,788,916.76/278,527,485.78 = 82,141,388.04/x
  3. Step 3: Cross multiply
    185,788,916.76x = 278,527,485.78 × 82,141,388.04
  4. Step 4: Simplify right side
    185,788,916.76x = 22,878,634,289,260,560
  5. Step 5: Solve for x
    x = 22,878,634,289,260,560/185,788,916.76
  6. Step 6: Final answer
    x = 123,143,159.93

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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.