Home / 2,090,662,507.51-2,885,150,951.76-1,138,070,633.20

Finding the Fourth Proportional to 2,090,662,507.51, 2,885,150,951.76 and 1,138,070,633.20

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Solution

The fourth proportional to 2,090,662,507.51, 2,885,150,951.76 and 1,138,070,633.20 is: 1,570,557,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,662,507.51 : 2,885,150,951.76 = 1,138,070,633.20 : x
  2. Step 2: Convert to fraction form
    2,090,662,507.51/2,885,150,951.76 = 1,138,070,633.20/x
  3. Step 3: Cross multiply
    2,090,662,507.51x = 2,885,150,951.76 × 1,138,070,633.20
  4. Step 4: Simplify right side
    2,090,662,507.51x = 3,283,505,570,547,086,336
  5. Step 5: Solve for x
    x = 3,283,505,570,547,086,336/2,090,662,507.51
  6. Step 6: Final answer
    x = 1,570,557,447.10

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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.