Home / 136,789,602.26-205,205,660.52-45,934,448.90

Finding the Fourth Proportional to 136,789,602.26, 205,205,660.52 and 45,934,448.90

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Solution

The fourth proportional to 136,789,602.26, 205,205,660.52 and 45,934,448.90 is: 68,908,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,789,602.26 : 205,205,660.52 = 45,934,448.90 : x
  2. Step 2: Convert to fraction form
    136,789,602.26/205,205,660.52 = 45,934,448.90/x
  3. Step 3: Cross multiply
    136,789,602.26x = 205,205,660.52 × 45,934,448.90
  4. Step 4: Simplify right side
    136,789,602.26x = 9,426,008,926,813,964
  5. Step 5: Solve for x
    x = 9,426,008,926,813,964/136,789,602.26
  6. Step 6: Final answer
    x = 68,908,811.57

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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.