Home / 207,141,161.21-310,752,673.10-75,984,654.39

Finding the Fourth Proportional to 207,141,161.21, 310,752,673.10 and 75,984,654.39

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Solution

The fourth proportional to 207,141,161.21, 310,752,673.10 and 75,984,654.39 is: 113,991,996.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,141,161.21 : 310,752,673.10 = 75,984,654.39 : x
  2. Step 2: Convert to fraction form
    207,141,161.21/310,752,673.10 = 75,984,654.39/x
  3. Step 3: Cross multiply
    207,141,161.21x = 310,752,673.10 × 75,984,654.39
  4. Step 4: Simplify right side
    207,141,161.21x = 23,612,434,466,272,152
  5. Step 5: Solve for x
    x = 23,612,434,466,272,152/207,141,161.21
  6. Step 6: Final answer
    x = 113,991,996.22

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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.