Home / 84,741,017.40-127,111,526.10-27,239,101.20

Finding the Fourth Proportional to 84,741,017.40, 127,111,526.10 and 27,239,101.20

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Solution

The fourth proportional to 84,741,017.40, 127,111,526.10 and 27,239,101.20 is: 40,858,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,741,017.40 : 127,111,526.10 = 27,239,101.20 : x
  2. Step 2: Convert to fraction form
    84,741,017.40/127,111,526.10 = 27,239,101.20/x
  3. Step 3: Cross multiply
    84,741,017.40x = 127,111,526.10 × 27,239,101.20
  4. Step 4: Simplify right side
    84,741,017.40x = 3,462,403,723,124,341
  5. Step 5: Solve for x
    x = 3,462,403,723,124,341/84,741,017.40
  6. Step 6: Final answer
    x = 40,858,651.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.