Home / 7,988,359,660.40-11,982,539,490.60-3,333,574,229.60

Finding the Fourth Proportional to 7,988,359,660.40, 11,982,539,490.60 and 3,333,574,229.60

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Solution

The fourth proportional to 7,988,359,660.40, 11,982,539,490.60 and 3,333,574,229.60 is: 5,000,361,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,359,660.40 : 11,982,539,490.60 = 3,333,574,229.60 : x
  2. Step 2: Convert to fraction form
    7,988,359,660.40/11,982,539,490.60 = 3,333,574,229.60/x
  3. Step 3: Cross multiply
    7,988,359,660.40x = 11,982,539,490.60 × 3,333,574,229.60
  4. Step 4: Simplify right side
    7,988,359,660.40x = 39,944,684,851,028,467,712
  5. Step 5: Solve for x
    x = 39,944,684,851,028,467,712/7,988,359,660.40
  6. Step 6: Final answer
    x = 5,000,361,344.40

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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.