Home / 2,982,072,765.40-4,473,109,148.10-1,019,142,287.80

Finding the Fourth Proportional to 2,982,072,765.40, 4,473,109,148.10 and 1,019,142,287.80

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Solution

The fourth proportional to 2,982,072,765.40, 4,473,109,148.10 and 1,019,142,287.80 is: 1,528,713,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,072,765.40 : 4,473,109,148.10 = 1,019,142,287.80 : x
  2. Step 2: Convert to fraction form
    2,982,072,765.40/4,473,109,148.10 = 1,019,142,287.80/x
  3. Step 3: Cross multiply
    2,982,072,765.40x = 4,473,109,148.10 × 1,019,142,287.80
  4. Step 4: Simplify right side
    2,982,072,765.40x = 4,558,734,690,773,743,104
  5. Step 5: Solve for x
    x = 4,558,734,690,773,743,104/2,982,072,765.40
  6. Step 6: Final answer
    x = 1,528,713,431.70

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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.