Home / 146,634,278.28-220,143,646.54-98,328,284.28

Finding the Fourth Proportional to 146,634,278.28, 220,143,646.54 and 98,328,284.28

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Solution

The fourth proportional to 146,634,278.28, 220,143,646.54 and 98,328,284.28 is: 147,621,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,634,278.28 : 220,143,646.54 = 98,328,284.28 : x
  2. Step 2: Convert to fraction form
    146,634,278.28/220,143,646.54 = 98,328,284.28/x
  3. Step 3: Cross multiply
    146,634,278.28x = 220,143,646.54 × 98,328,284.28
  4. Step 4: Simplify right side
    146,634,278.28x = 21,646,347,059,420,956
  5. Step 5: Solve for x
    x = 21,646,347,059,420,956/146,634,278.28
  6. Step 6: Final answer
    x = 147,621,329.16

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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.