Home / 191,123,761.36-286,239,231.60-175,690,714.72

Finding the Fourth Proportional to 191,123,761.36, 286,239,231.60 and 175,690,714.72

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Solution

The fourth proportional to 191,123,761.36, 286,239,231.60 and 175,690,714.72 is: 263,125,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,123,761.36 : 286,239,231.60 = 175,690,714.72 : x
  2. Step 2: Convert to fraction form
    191,123,761.36/286,239,231.60 = 175,690,714.72/x
  3. Step 3: Cross multiply
    191,123,761.36x = 286,239,231.60 × 175,690,714.72
  4. Step 4: Simplify right side
    191,123,761.36x = 50,289,575,180,707,616
  5. Step 5: Solve for x
    x = 50,289,575,180,707,616/191,123,761.36
  6. Step 6: Final answer
    x = 263,125,708.82

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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.