Home / 1,915,812,200.40-2,873,718,300.60-1,097,251,342.80

Finding the Fourth Proportional to 1,915,812,200.40, 2,873,718,300.60 and 1,097,251,342.80

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Solution

The fourth proportional to 1,915,812,200.40, 2,873,718,300.60 and 1,097,251,342.80 is: 1,645,877,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,812,200.40 : 2,873,718,300.60 = 1,097,251,342.80 : x
  2. Step 2: Convert to fraction form
    1,915,812,200.40/2,873,718,300.60 = 1,097,251,342.80/x
  3. Step 3: Cross multiply
    1,915,812,200.40x = 2,873,718,300.60 × 1,097,251,342.80
  4. Step 4: Simplify right side
    1,915,812,200.40x = 3,153,191,264,162,284,032
  5. Step 5: Solve for x
    x = 3,153,191,264,162,284,032/1,915,812,200.40
  6. Step 6: Final answer
    x = 1,645,877,014.20

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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.