Home / 193,114,339.20-289,722,830.40-83,892,643.20

Finding the Fourth Proportional to 193,114,339.20, 289,722,830.40 and 83,892,643.20

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Solution

The fourth proportional to 193,114,339.20, 289,722,830.40 and 83,892,643.20 is: 125,861,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,114,339.20 : 289,722,830.40 = 83,892,643.20 : x
  2. Step 2: Convert to fraction form
    193,114,339.20/289,722,830.40 = 83,892,643.20/x
  3. Step 3: Cross multiply
    193,114,339.20x = 289,722,830.40 × 83,892,643.20
  4. Step 4: Simplify right side
    193,114,339.20x = 24,305,614,037,641,312
  5. Step 5: Solve for x
    x = 24,305,614,037,641,312/193,114,339.20
  6. Step 6: Final answer
    x = 125,861,259.91

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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.