Home / 1,026,079,203.09-1,415,951,365.23-556,170,434.97

Finding the Fourth Proportional to 1,026,079,203.09, 1,415,951,365.23 and 556,170,434.97

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Solution

The fourth proportional to 1,026,079,203.09, 1,415,951,365.23 and 556,170,434.97 is: 767,494,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,079,203.09 : 1,415,951,365.23 = 556,170,434.97 : x
  2. Step 2: Convert to fraction form
    1,026,079,203.09/1,415,951,365.23 = 556,170,434.97/x
  3. Step 3: Cross multiply
    1,026,079,203.09x = 1,415,951,365.23 × 556,170,434.97
  4. Step 4: Simplify right side
    1,026,079,203.09x = 787,510,286,696,334,464
  5. Step 5: Solve for x
    x = 787,510,286,696,334,464/1,026,079,203.09
  6. Step 6: Final answer
    x = 767,494,638.16

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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.