Home / 744,552,912.30-1,116,829,368.45-199,294,446.30

Finding the Fourth Proportional to 744,552,912.30, 1,116,829,368.45 and 199,294,446.30

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Solution

The fourth proportional to 744,552,912.30, 1,116,829,368.45 and 199,294,446.30 is: 298,941,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,552,912.30 : 1,116,829,368.45 = 199,294,446.30 : x
  2. Step 2: Convert to fraction form
    744,552,912.30/1,116,829,368.45 = 199,294,446.30/x
  3. Step 3: Cross multiply
    744,552,912.30x = 1,116,829,368.45 × 199,294,446.30
  4. Step 4: Simplify right side
    744,552,912.30x = 222,577,890,596,821,472
  5. Step 5: Solve for x
    x = 222,577,890,596,821,472/744,552,912.30
  6. Step 6: Final answer
    x = 298,941,669.45

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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.