Home / 247,299,531,789.98-370,970,665,869.96-68,225,518,586.98

Finding the Fourth Proportional to 247,299,531,789.98, 370,970,665,869.96 and 68,225,518,586.98

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Solution

The fourth proportional to 247,299,531,789.98, 370,970,665,869.96 and 68,225,518,586.98 is: 102,344,172,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,299,531,789.98 : 370,970,665,869.96 = 68,225,518,586.98 : x
  2. Step 2: Convert to fraction form
    247,299,531,789.98/370,970,665,869.96 = 68,225,518,586.98/x
  3. Step 3: Cross multiply
    247,299,531,789.98x = 370,970,665,869.96 × 68,225,518,586.98
  4. Step 4: Simplify right side
    247,299,531,789.98x = 25,309,666,059,535,305,932,800
  5. Step 5: Solve for x
    x = 25,309,666,059,535,305,932,800/247,299,531,789.98
  6. Step 6: Final answer
    x = 102,344,172,980.60

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1.5x scale

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.