Home / 80,292,973.04-110,804,302.68-45,485,663.38

Finding the Fourth Proportional to 80,292,973.04, 110,804,302.68 and 45,485,663.38

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Solution

The fourth proportional to 80,292,973.04, 110,804,302.68 and 45,485,663.38 is: 62,770,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,292,973.04 : 110,804,302.68 = 45,485,663.38 : x
  2. Step 2: Convert to fraction form
    80,292,973.04/110,804,302.68 = 45,485,663.38/x
  3. Step 3: Cross multiply
    80,292,973.04x = 110,804,302.68 × 45,485,663.38
  4. Step 4: Simplify right side
    80,292,973.04x = 5,040,007,212,758,112
  5. Step 5: Solve for x
    x = 5,040,007,212,758,112/80,292,973.04
  6. Step 6: Final answer
    x = 62,770,215.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.