Home / 1,291,746,464.80-1,937,619,697.20-1,062,163,952.80

Finding the Fourth Proportional to 1,291,746,464.80, 1,937,619,697.20 and 1,062,163,952.80

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Solution

The fourth proportional to 1,291,746,464.80, 1,937,619,697.20 and 1,062,163,952.80 is: 1,593,245,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,746,464.80 : 1,937,619,697.20 = 1,062,163,952.80 : x
  2. Step 2: Convert to fraction form
    1,291,746,464.80/1,937,619,697.20 = 1,062,163,952.80/x
  3. Step 3: Cross multiply
    1,291,746,464.80x = 1,937,619,697.20 × 1,062,163,952.80
  4. Step 4: Simplify right side
    1,291,746,464.80x = 2,058,069,796,601,091,072
  5. Step 5: Solve for x
    x = 2,058,069,796,601,091,072/1,291,746,464.80
  6. Step 6: Final answer
    x = 1,593,245,929.20

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Double scale
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Similar ratio
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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.