Home / 85,292,053.44-127,937,976.48-27,784,230.72

Finding the Fourth Proportional to 85,292,053.44, 127,937,976.48 and 27,784,230.72

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Solution

The fourth proportional to 85,292,053.44, 127,937,976.48 and 27,784,230.72 is: 41,676,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,292,053.44 : 127,937,976.48 = 27,784,230.72 : x
  2. Step 2: Convert to fraction form
    85,292,053.44/127,937,976.48 = 27,784,230.72/x
  3. Step 3: Cross multiply
    85,292,053.44x = 127,937,976.48 × 27,784,230.72
  4. Step 4: Simplify right side
    85,292,053.44x = 3,554,658,256,370,253.50
  5. Step 5: Solve for x
    x = 3,554,658,256,370,253.50/85,292,053.44
  6. Step 6: Final answer
    x = 41,676,312.31

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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.