Home / 84,713,926-127,124,634.48-36,192,145.36

Finding the Fourth Proportional to 84,713,926, 127,124,634.48 and 36,192,145.36

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Solution

The fourth proportional to 84,713,926, 127,124,634.48 and 36,192,145.36 is: 54,311,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713,926 : 127,124,634.48 = 36,192,145.36 : x
  2. Step 2: Convert to fraction form
    84,713,926/127,124,634.48 = 36,192,145.36/x
  3. Step 3: Cross multiply
    84,713,926x = 127,124,634.48 × 36,192,145.36
  4. Step 4: Simplify right side
    84,713,926x = 4,600,913,249,937,028
  5. Step 5: Solve for x
    x = 4,600,913,249,937,028/84,713,926
  6. Step 6: Final answer
    x = 54,311,179.60

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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.