Home / 194,030,488.80-291,045,733.20-91,993,816.80

Finding the Fourth Proportional to 194,030,488.80, 291,045,733.20 and 91,993,816.80

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Solution

The fourth proportional to 194,030,488.80, 291,045,733.20 and 91,993,816.80 is: 137,990,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,030,488.80 : 291,045,733.20 = 91,993,816.80 : x
  2. Step 2: Convert to fraction form
    194,030,488.80/291,045,733.20 = 91,993,816.80/x
  3. Step 3: Cross multiply
    194,030,488.80x = 291,045,733.20 × 91,993,816.80
  4. Step 4: Simplify right side
    194,030,488.80x = 26,774,407,860,422,476
  5. Step 5: Solve for x
    x = 26,774,407,860,422,476/194,030,488.80
  6. Step 6: Final answer
    x = 137,990,725.20

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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.