Home / 193,138,019.60-289,707,029.40-175,565,037.20

Finding the Fourth Proportional to 193,138,019.60, 289,707,029.40 and 175,565,037.20

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Solution

The fourth proportional to 193,138,019.60, 289,707,029.40 and 175,565,037.20 is: 263,347,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,138,019.60 : 289,707,029.40 = 175,565,037.20 : x
  2. Step 2: Convert to fraction form
    193,138,019.60/289,707,029.40 = 175,565,037.20/x
  3. Step 3: Cross multiply
    193,138,019.60x = 289,707,029.40 × 175,565,037.20
  4. Step 4: Simplify right side
    193,138,019.60x = 50,862,425,393,712,488
  5. Step 5: Solve for x
    x = 50,862,425,393,712,488/193,138,019.60
  6. Step 6: Final answer
    x = 263,347,555.80

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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.