Home / 190,811,479.70-286,274,681.46-67,973,764.10

Finding the Fourth Proportional to 190,811,479.70, 286,274,681.46 and 67,973,764.10

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Solution

The fourth proportional to 190,811,479.70, 286,274,681.46 and 67,973,764.10 is: 101,981,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,811,479.70 : 286,274,681.46 = 67,973,764.10 : x
  2. Step 2: Convert to fraction form
    190,811,479.70/286,274,681.46 = 67,973,764.10/x
  3. Step 3: Cross multiply
    190,811,479.70x = 286,274,681.46 × 67,973,764.10
  4. Step 4: Simplify right side
    190,811,479.70x = 19,459,167,663,933,308
  5. Step 5: Solve for x
    x = 19,459,167,663,933,308/190,811,479.70
  6. Step 6: Final answer
    x = 101,981,116.10

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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.