Home / 1,331,594,232.50-1,998,180,428.06-741,878,069.78

Finding the Fourth Proportional to 1,331,594,232.50, 1,998,180,428.06 and 741,878,069.78

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Solution

The fourth proportional to 1,331,594,232.50, 1,998,180,428.06 and 741,878,069.78 is: 1,113,256,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,594,232.50 : 1,998,180,428.06 = 741,878,069.78 : x
  2. Step 2: Convert to fraction form
    1,331,594,232.50/1,998,180,428.06 = 741,878,069.78/x
  3. Step 3: Cross multiply
    1,331,594,232.50x = 1,998,180,428.06 × 741,878,069.78
  4. Step 4: Simplify right side
    1,331,594,232.50x = 1,482,406,239,033,190,656
  5. Step 5: Solve for x
    x = 1,482,406,239,033,190,656/1,331,594,232.50
  6. Step 6: Final answer
    x = 1,113,256,728.56

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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.