Home / 209,206,353.50-313,854,927.04-63,636,131.48

Finding the Fourth Proportional to 209,206,353.50, 313,854,927.04 and 63,636,131.48

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Solution

The fourth proportional to 209,206,353.50, 313,854,927.04 and 63,636,131.48 is: 95,468,005.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,206,353.50 : 313,854,927.04 = 63,636,131.48 : x
  2. Step 2: Convert to fraction form
    209,206,353.50/313,854,927.04 = 63,636,131.48/x
  3. Step 3: Cross multiply
    209,206,353.50x = 313,854,927.04 × 63,636,131.48
  4. Step 4: Simplify right side
    209,206,353.50x = 19,972,513,403,217,768
  5. Step 5: Solve for x
    x = 19,972,513,403,217,768/209,206,353.50
  6. Step 6: Final answer
    x = 95,468,005.96

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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.