Home / 1,607,880,241.25-2,218,890,337.22-929,646,268.98

Finding the Fourth Proportional to 1,607,880,241.25, 2,218,890,337.22 and 929,646,268.98

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Solution

The fourth proportional to 1,607,880,241.25, 2,218,890,337.22 and 929,646,268.98 is: 1,282,920,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,880,241.25 : 2,218,890,337.22 = 929,646,268.98 : x
  2. Step 2: Convert to fraction form
    1,607,880,241.25/2,218,890,337.22 = 929,646,268.98/x
  3. Step 3: Cross multiply
    1,607,880,241.25x = 2,218,890,337.22 × 929,646,268.98
  4. Step 4: Simplify right side
    1,607,880,241.25x = 2,062,783,123,273,521,920
  5. Step 5: Solve for x
    x = 2,062,783,123,273,521,920/1,607,880,241.25
  6. Step 6: Final answer
    x = 1,282,920,873.31

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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.