Home / 190,811,483.71-286,274,687.46-67,973,768.11

Finding the Fourth Proportional to 190,811,483.71, 286,274,687.46 and 67,973,768.11

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Solution

The fourth proportional to 190,811,483.71, 286,274,687.46 and 67,973,768.11 is: 101,981,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,811,483.71 : 286,274,687.46 = 67,973,768.11 : x
  2. Step 2: Convert to fraction form
    190,811,483.71/286,274,687.46 = 67,973,768.11/x
  3. Step 3: Cross multiply
    190,811,483.71x = 286,274,687.46 × 67,973,768.11
  4. Step 4: Simplify right side
    190,811,483.71x = 19,459,169,221,168,764
  5. Step 5: Solve for x
    x = 19,459,169,221,168,764/190,811,483.71
  6. Step 6: Final answer
    x = 101,981,122.11

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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.