Home / 1,924,970,348.81-2,882,482,669.31-1,328,548,573.31

Finding the Fourth Proportional to 1,924,970,348.81, 2,882,482,669.31 and 1,328,548,573.31

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Solution

The fourth proportional to 1,924,970,348.81, 2,882,482,669.31 and 1,328,548,573.31 is: 1,989,390,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,970,348.81 : 2,882,482,669.31 = 1,328,548,573.31 : x
  2. Step 2: Convert to fraction form
    1,924,970,348.81/2,882,482,669.31 = 1,328,548,573.31/x
  3. Step 3: Cross multiply
    1,924,970,348.81x = 2,882,482,669.31 × 1,328,548,573.31
  4. Step 4: Simplify right side
    1,924,970,348.81x = 3,829,518,237,905,922,048
  5. Step 5: Solve for x
    x = 3,829,518,237,905,922,048/1,924,970,348.81
  6. Step 6: Final answer
    x = 1,989,390,766.60

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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.