Home / 120,107,080,230.54-165,736,815,364.12-71,269,484,030.52

Finding the Fourth Proportional to 120,107,080,230.54, 165,736,815,364.12 and 71,269,484,030.52

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Solution

The fourth proportional to 120,107,080,230.54, 165,736,815,364.12 and 71,269,484,030.52 is: 98,345,387,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,107,080,230.54 : 165,736,815,364.12 = 71,269,484,030.52 : x
  2. Step 2: Convert to fraction form
    120,107,080,230.54/165,736,815,364.12 = 71,269,484,030.52/x
  3. Step 3: Cross multiply
    120,107,080,230.54x = 165,736,815,364.12 × 71,269,484,030.52
  4. Step 4: Simplify right side
    120,107,080,230.54x = 11,811,977,315,862,391,554,048
  5. Step 5: Solve for x
    x = 11,811,977,315,862,391,554,048/120,107,080,230.54
  6. Step 6: Final answer
    x = 98,345,387,242.70

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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.