Home / 205,605,988.67-308,378,646.56-60,000,454.89

Finding the Fourth Proportional to 205,605,988.67, 308,378,646.56 and 60,000,454.89

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Solution

The fourth proportional to 205,605,988.67, 308,378,646.56 and 60,000,454.89 is: 89,991,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,605,988.67 : 308,378,646.56 = 60,000,454.89 : x
  2. Step 2: Convert to fraction form
    205,605,988.67/308,378,646.56 = 60,000,454.89/x
  3. Step 3: Cross multiply
    205,605,988.67x = 308,378,646.56 × 60,000,454.89
  4. Step 4: Simplify right side
    205,605,988.67x = 18,502,859,072,112,536
  5. Step 5: Solve for x
    x = 18,502,859,072,112,536/205,605,988.67
  6. Step 6: Final answer
    x = 89,991,829.48

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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.