Home / 178,145,800.80-245,847,256.80-169,982,867.04

Finding the Fourth Proportional to 178,145,800.80, 245,847,256.80 and 169,982,867.04

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Solution

The fourth proportional to 178,145,800.80, 245,847,256.80 and 169,982,867.04 is: 234,582,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,145,800.80 : 245,847,256.80 = 169,982,867.04 : x
  2. Step 2: Convert to fraction form
    178,145,800.80/245,847,256.80 = 169,982,867.04/x
  3. Step 3: Cross multiply
    178,145,800.80x = 245,847,256.80 × 169,982,867.04
  4. Step 4: Simplify right side
    178,145,800.80x = 41,789,821,564,783,136
  5. Step 5: Solve for x
    x = 41,789,821,564,783,136/178,145,800.80
  6. Step 6: Final answer
    x = 234,582,130.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.