Home / 194,039,146.80-291,200,437.80-136,643,518.80

Finding the Fourth Proportional to 194,039,146.80, 291,200,437.80 and 136,643,518.80

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Solution

The fourth proportional to 194,039,146.80, 291,200,437.80 and 136,643,518.80 is: 205,065,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,039,146.80 : 291,200,437.80 = 136,643,518.80 : x
  2. Step 2: Convert to fraction form
    194,039,146.80/291,200,437.80 = 136,643,518.80/x
  3. Step 3: Cross multiply
    194,039,146.80x = 291,200,437.80 × 136,643,518.80
  4. Step 4: Simplify right side
    194,039,146.80x = 39,790,652,497,092,536
  5. Step 5: Solve for x
    x = 39,790,652,497,092,536/194,039,146.80
  6. Step 6: Final answer
    x = 205,065,076.58

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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.