Home / 142,611,077.64-196,965,371.70-96,121,196.04

Finding the Fourth Proportional to 142,611,077.64, 196,965,371.70 and 96,121,196.04

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Solution

The fourth proportional to 142,611,077.64, 196,965,371.70 and 96,121,196.04 is: 132,756,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,611,077.64 : 196,965,371.70 = 96,121,196.04 : x
  2. Step 2: Convert to fraction form
    142,611,077.64/196,965,371.70 = 96,121,196.04/x
  3. Step 3: Cross multiply
    142,611,077.64x = 196,965,371.70 × 96,121,196.04
  4. Step 4: Simplify right side
    142,611,077.64x = 18,932,547,106,267,168
  5. Step 5: Solve for x
    x = 18,932,547,106,267,168/142,611,077.64
  6. Step 6: Final answer
    x = 132,756,497.04

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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.