Home / 105,015,037.97-144,916,953.47-57,971,101.01

Finding the Fourth Proportional to 105,015,037.97, 144,916,953.47 and 57,971,101.01

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Solution

The fourth proportional to 105,015,037.97, 144,916,953.47 and 57,971,101.01 is: 79,998,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,015,037.97 : 144,916,953.47 = 57,971,101.01 : x
  2. Step 2: Convert to fraction form
    105,015,037.97/144,916,953.47 = 57,971,101.01/x
  3. Step 3: Cross multiply
    105,015,037.97x = 144,916,953.47 × 57,971,101.01
  4. Step 4: Simplify right side
    105,015,037.97x = 8,400,995,346,656,400
  5. Step 5: Solve for x
    x = 8,400,995,346,656,400/105,015,037.97
  6. Step 6: Final answer
    x = 79,998,022.28

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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.