Home / 1,026,079,194.84-1,415,951,353.86-556,170,426.72

Finding the Fourth Proportional to 1,026,079,194.84, 1,415,951,353.86 and 556,170,426.72

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Solution

The fourth proportional to 1,026,079,194.84, 1,415,951,353.86 and 556,170,426.72 is: 767,494,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,079,194.84 : 1,415,951,353.86 = 556,170,426.72 : x
  2. Step 2: Convert to fraction form
    1,026,079,194.84/1,415,951,353.86 = 556,170,426.72/x
  3. Step 3: Cross multiply
    1,026,079,194.84x = 1,415,951,353.86 × 556,170,426.72
  4. Step 4: Simplify right side
    1,026,079,194.84x = 787,510,268,691,077,888
  5. Step 5: Solve for x
    x = 787,510,268,691,077,888/1,026,079,194.84
  6. Step 6: Final answer
    x = 767,494,626.78

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1.5x scale

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.