Home / 235,395,658.05-352,934,054.78-120,285,537.45

Finding the Fourth Proportional to 235,395,658.05, 352,934,054.78 and 120,285,537.45

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Solution

The fourth proportional to 235,395,658.05, 352,934,054.78 and 120,285,537.45 is: 180,346,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,395,658.05 : 352,934,054.78 = 120,285,537.45 : x
  2. Step 2: Convert to fraction form
    235,395,658.05/352,934,054.78 = 120,285,537.45/x
  3. Step 3: Cross multiply
    235,395,658.05x = 352,934,054.78 × 120,285,537.45
  4. Step 4: Simplify right side
    235,395,658.05x = 42,452,862,463,018,616
  5. Step 5: Solve for x
    x = 42,452,862,463,018,616/235,395,658.05
  6. Step 6: Final answer
    x = 180,346,837.38

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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.