Home / 245,151,638.40-367,870,536-136,068,355.20

Finding the Fourth Proportional to 245,151,638.40, 367,870,536 and 136,068,355.20

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Solution

The fourth proportional to 245,151,638.40, 367,870,536 and 136,068,355.20 is: 204,181,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,151,638.40 : 367,870,536 = 136,068,355.20 : x
  2. Step 2: Convert to fraction form
    245,151,638.40/367,870,536 = 136,068,355.20/x
  3. Step 3: Cross multiply
    245,151,638.40x = 367,870,536 × 136,068,355.20
  4. Step 4: Simplify right side
    245,151,638.40x = 50,055,538,760,062,384
  5. Step 5: Solve for x
    x = 50,055,538,760,062,384/245,151,638.40
  6. Step 6: Final answer
    x = 204,181,946.68

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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.