Home / 161,488,998.40-241,944,813.60-98,275,950.40

Finding the Fourth Proportional to 161,488,998.40, 241,944,813.60 and 98,275,950.40

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Solution

The fourth proportional to 161,488,998.40, 241,944,813.60 and 98,275,950.40 is: 147,238,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,488,998.40 : 241,944,813.60 = 98,275,950.40 : x
  2. Step 2: Convert to fraction form
    161,488,998.40/241,944,813.60 = 98,275,950.40/x
  3. Step 3: Cross multiply
    161,488,998.40x = 241,944,813.60 × 98,275,950.40
  4. Step 4: Simplify right side
    161,488,998.40x = 23,777,356,500,890,848
  5. Step 5: Solve for x
    x = 23,777,356,500,890,848/161,488,998.40
  6. Step 6: Final answer
    x = 147,238,243.70

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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.