Home / 120,577,456,026.06-166,273,553,284.01-79,918,249,661.79

Finding the Fourth Proportional to 120,577,456,026.06, 166,273,553,284.01 and 79,918,249,661.79

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Solution

The fourth proportional to 120,577,456,026.06, 166,273,553,284.01 and 79,918,249,661.79 is: 110,205,437,910.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,577,456,026.06 : 166,273,553,284.01 = 79,918,249,661.79 : x
  2. Step 2: Convert to fraction form
    120,577,456,026.06/166,273,553,284.01 = 79,918,249,661.79/x
  3. Step 3: Cross multiply
    120,577,456,026.06x = 166,273,553,284.01 × 79,918,249,661.79
  4. Step 4: Simplify right side
    120,577,456,026.06x = 13,288,291,343,504,452,354,048
  5. Step 5: Solve for x
    x = 13,288,291,343,504,452,354,048/120,577,456,026.06
  6. Step 6: Final answer
    x = 110,205,437,910.65

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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.