Home / 1,635,165,762.30-2,452,748,643.45-806,516,383.05

Finding the Fourth Proportional to 1,635,165,762.30, 2,452,748,643.45 and 806,516,383.05

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Solution

The fourth proportional to 1,635,165,762.30, 2,452,748,643.45 and 806,516,383.05 is: 1,209,774,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,165,762.30 : 2,452,748,643.45 = 806,516,383.05 : x
  2. Step 2: Convert to fraction form
    1,635,165,762.30/2,452,748,643.45 = 806,516,383.05/x
  3. Step 3: Cross multiply
    1,635,165,762.30x = 2,452,748,643.45 × 806,516,383.05
  4. Step 4: Simplify right side
    1,635,165,762.30x = 1,978,181,964,446,087,680
  5. Step 5: Solve for x
    x = 1,978,181,964,446,087,680/1,635,165,762.30
  6. Step 6: Final answer
    x = 1,209,774,574.58

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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.