Home / 1,580,322,533.36-2,180,979,019.17-875,695,540.28

Finding the Fourth Proportional to 1,580,322,533.36, 2,180,979,019.17 and 875,695,540.28

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Solution

The fourth proportional to 1,580,322,533.36, 2,180,979,019.17 and 875,695,540.28 is: 1,208,534,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,322,533.36 : 2,180,979,019.17 = 875,695,540.28 : x
  2. Step 2: Convert to fraction form
    1,580,322,533.36/2,180,979,019.17 = 875,695,540.28/x
  3. Step 3: Cross multiply
    1,580,322,533.36x = 2,180,979,019.17 × 875,695,540.28
  4. Step 4: Simplify right side
    1,580,322,533.36x = 1,909,873,600,523,028,992
  5. Step 5: Solve for x
    x = 1,909,873,600,523,028,992/1,580,322,533.36
  6. Step 6: Final answer
    x = 1,208,534,055.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.