Home / 126,984,440,199.11-175,242,248,675.64-69,116,568,107.82

Finding the Fourth Proportional to 126,984,440,199.11, 175,242,248,675.64 and 69,116,568,107.82

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Solution

The fourth proportional to 126,984,440,199.11, 175,242,248,675.64 and 69,116,568,107.82 is: 95,382,889,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,984,440,199.11 : 175,242,248,675.64 = 69,116,568,107.82 : x
  2. Step 2: Convert to fraction form
    126,984,440,199.11/175,242,248,675.64 = 69,116,568,107.82/x
  3. Step 3: Cross multiply
    126,984,440,199.11x = 175,242,248,675.64 × 69,116,568,107.82
  4. Step 4: Simplify right side
    126,984,440,199.11x = 12,112,142,815,957,402,779,648
  5. Step 5: Solve for x
    x = 12,112,142,815,957,402,779,648/126,984,440,199.11
  6. Step 6: Final answer
    x = 95,382,889,407.28

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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.