Home / 281,200,574.16-421,503,248.44-127,954,246.80

Finding the Fourth Proportional to 281,200,574.16, 421,503,248.44 and 127,954,246.80

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Solution

The fourth proportional to 281,200,574.16, 421,503,248.44 and 127,954,246.80 is: 191,795,947.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,200,574.16 : 421,503,248.44 = 127,954,246.80 : x
  2. Step 2: Convert to fraction form
    281,200,574.16/421,503,248.44 = 127,954,246.80/x
  3. Step 3: Cross multiply
    281,200,574.16x = 421,503,248.44 × 127,954,246.80
  4. Step 4: Simplify right side
    281,200,574.16x = 53,933,130,677,893,472
  5. Step 5: Solve for x
    x = 53,933,130,677,893,472/281,200,574.16
  6. Step 6: Final answer
    x = 191,795,947.92

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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.