Home / 413,944,313.93-620,842,747.08-164,928,701.64

Finding the Fourth Proportional to 413,944,313.93, 620,842,747.08 and 164,928,701.64

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Solution

The fourth proportional to 413,944,313.93, 620,842,747.08 and 164,928,701.64 is: 247,363,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,944,313.93 : 620,842,747.08 = 164,928,701.64 : x
  2. Step 2: Convert to fraction form
    413,944,313.93/620,842,747.08 = 164,928,701.64/x
  3. Step 3: Cross multiply
    413,944,313.93x = 620,842,747.08 × 164,928,701.64
  4. Step 4: Simplify right side
    413,944,313.93x = 102,394,788,196,868,640
  5. Step 5: Solve for x
    x = 102,394,788,196,868,640/413,944,313.93
  6. Step 6: Final answer
    x = 247,363,678.52

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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.