Home / 532,497,630.09-734,919,729.31-306,431,967.80

Finding the Fourth Proportional to 532,497,630.09, 734,919,729.31 and 306,431,967.80

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Solution

The fourth proportional to 532,497,630.09, 734,919,729.31 and 306,431,967.80 is: 422,918,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,497,630.09 : 734,919,729.31 = 306,431,967.80 : x
  2. Step 2: Convert to fraction form
    532,497,630.09/734,919,729.31 = 306,431,967.80/x
  3. Step 3: Cross multiply
    532,497,630.09x = 734,919,729.31 × 306,431,967.80
  4. Step 4: Simplify right side
    532,497,630.09x = 225,202,898,823,065,984
  5. Step 5: Solve for x
    x = 225,202,898,823,065,984/532,497,630.09
  6. Step 6: Final answer
    x = 422,918,124.13

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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.