Home / 454,527,444.26-681,787,054.22-143,635,111.30

Finding the Fourth Proportional to 454,527,444.26, 681,787,054.22 and 143,635,111.30

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Solution

The fourth proportional to 454,527,444.26, 681,787,054.22 and 143,635,111.30 is: 215,451,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,527,444.26 : 681,787,054.22 = 143,635,111.30 : x
  2. Step 2: Convert to fraction form
    454,527,444.26/681,787,054.22 = 143,635,111.30/x
  3. Step 3: Cross multiply
    454,527,444.26x = 681,787,054.22 × 143,635,111.30
  4. Step 4: Simplify right side
    454,527,444.26x = 97,928,559,415,788,848
  5. Step 5: Solve for x
    x = 97,928,559,415,788,848/454,527,444.26
  6. Step 6: Final answer
    x = 215,451,367.46

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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.