Home / 281,450,302.74-388,415,753.28-162,328,595.76

Finding the Fourth Proportional to 281,450,302.74, 388,415,753.28 and 162,328,595.76

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Solution

The fourth proportional to 281,450,302.74, 388,415,753.28 and 162,328,595.76 is: 224,021,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,450,302.74 : 388,415,753.28 = 162,328,595.76 : x
  2. Step 2: Convert to fraction form
    281,450,302.74/388,415,753.28 = 162,328,595.76/x
  3. Step 3: Cross multiply
    281,450,302.74x = 388,415,753.28 × 162,328,595.76
  4. Step 4: Simplify right side
    281,450,302.74x = 63,050,983,801,005,008
  5. Step 5: Solve for x
    x = 63,050,983,801,005,008/281,450,302.74
  6. Step 6: Final answer
    x = 224,021,730.26

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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.