Home / 7,988,358,470.40-11,982,537,705.60-3,333,573,039.60

Finding the Fourth Proportional to 7,988,358,470.40, 11,982,537,705.60 and 3,333,573,039.60

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Solution

The fourth proportional to 7,988,358,470.40, 11,982,537,705.60 and 3,333,573,039.60 is: 5,000,359,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,358,470.40 : 11,982,537,705.60 = 3,333,573,039.60 : x
  2. Step 2: Convert to fraction form
    7,988,358,470.40/11,982,537,705.60 = 3,333,573,039.60/x
  3. Step 3: Cross multiply
    7,988,358,470.40x = 11,982,537,705.60 × 3,333,573,039.60
  4. Step 4: Simplify right side
    7,988,358,470.40x = 39,944,664,641,378,598,912
  5. Step 5: Solve for x
    x = 39,944,664,641,378,598,912/7,988,358,470.40
  6. Step 6: Final answer
    x = 5,000,359,559.40

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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.