Home / 1,245,864,046.20-1,868,796,069.30-1,043,302,356.60

Finding the Fourth Proportional to 1,245,864,046.20, 1,868,796,069.30 and 1,043,302,356.60

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Solution

The fourth proportional to 1,245,864,046.20, 1,868,796,069.30 and 1,043,302,356.60 is: 1,564,953,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,864,046.20 : 1,868,796,069.30 = 1,043,302,356.60 : x
  2. Step 2: Convert to fraction form
    1,245,864,046.20/1,868,796,069.30 = 1,043,302,356.60/x
  3. Step 3: Cross multiply
    1,245,864,046.20x = 1,868,796,069.30 × 1,043,302,356.60
  4. Step 4: Simplify right side
    1,245,864,046.20x = 1,949,719,343,105,506,816
  5. Step 5: Solve for x
    x = 1,949,719,343,105,506,816/1,245,864,046.20
  6. Step 6: Final answer
    x = 1,564,953,534.90

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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.