Home / 79,921,851.36-110,292,153.53-43,252,422.36

Finding the Fourth Proportional to 79,921,851.36, 110,292,153.53 and 43,252,422.36

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Solution

The fourth proportional to 79,921,851.36, 110,292,153.53 and 43,252,422.36 is: 59,688,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,921,851.36 : 110,292,153.53 = 43,252,422.36 : x
  2. Step 2: Convert to fraction form
    79,921,851.36/110,292,153.53 = 43,252,422.36/x
  3. Step 3: Cross multiply
    79,921,851.36x = 110,292,153.53 × 43,252,422.36
  4. Step 4: Simplify right side
    79,921,851.36x = 4,770,402,807,473,525
  5. Step 5: Solve for x
    x = 4,770,402,807,473,525/79,921,851.36
  6. Step 6: Final answer
    x = 59,688,342.13

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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.