Home / 1,878,417,999-2,592,455,986.45-1,135,867,376.16

Finding the Fourth Proportional to 1,878,417,999, 2,592,455,986.45 and 1,135,867,376.16

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Solution

The fourth proportional to 1,878,417,999, 2,592,455,986.45 and 1,135,867,376.16 is: 1,567,641,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,417,999 : 2,592,455,986.45 = 1,135,867,376.16 : x
  2. Step 2: Convert to fraction form
    1,878,417,999/2,592,455,986.45 = 1,135,867,376.16/x
  3. Step 3: Cross multiply
    1,878,417,999x = 2,592,455,986.45 × 1,135,867,376.16
  4. Step 4: Simplify right side
    1,878,417,999x = 2,944,686,179,139,246,080
  5. Step 5: Solve for x
    x = 2,944,686,179,139,246,080/1,878,417,999
  6. Step 6: Final answer
    x = 1,567,641,590.27

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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.