Home / 277,389,040.72-382,795,920.66-159,913,810.84

Finding the Fourth Proportional to 277,389,040.72, 382,795,920.66 and 159,913,810.84

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Solution

The fourth proportional to 277,389,040.72, 382,795,920.66 and 159,913,810.84 is: 220,680,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,389,040.72 : 382,795,920.66 = 159,913,810.84 : x
  2. Step 2: Convert to fraction form
    277,389,040.72/382,795,920.66 = 159,913,810.84/x
  3. Step 3: Cross multiply
    277,389,040.72x = 382,795,920.66 × 159,913,810.84
  4. Step 4: Simplify right side
    277,389,040.72x = 61,214,354,446,746,896
  5. Step 5: Solve for x
    x = 61,214,354,446,746,896/277,389,040.72
  6. Step 6: Final answer
    x = 220,680,508.10

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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.