Home / 338,980,181.16-508,626,649.56-154,804,117.02

Finding the Fourth Proportional to 338,980,181.16, 508,626,649.56 and 154,804,117.02

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Solution

The fourth proportional to 338,980,181.16, 508,626,649.56 and 154,804,117.02 is: 232,277,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,980,181.16 : 508,626,649.56 = 154,804,117.02 : x
  2. Step 2: Convert to fraction form
    338,980,181.16/508,626,649.56 = 154,804,117.02/x
  3. Step 3: Cross multiply
    338,980,181.16x = 508,626,649.56 × 154,804,117.02
  4. Step 4: Simplify right side
    338,980,181.16x = 78,737,499,377,976,784
  5. Step 5: Solve for x
    x = 78,737,499,377,976,784/338,980,181.16
  6. Step 6: Final answer
    x = 232,277,589.53

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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.