Home / 2,845,224,420.72-3,926,456,185.97-1,557,714,809.40

Finding the Fourth Proportional to 2,845,224,420.72, 3,926,456,185.97 and 1,557,714,809.40

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Solution

The fourth proportional to 2,845,224,420.72, 3,926,456,185.97 and 1,557,714,809.40 is: 2,149,671,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,224,420.72 : 3,926,456,185.97 = 1,557,714,809.40 : x
  2. Step 2: Convert to fraction form
    2,845,224,420.72/3,926,456,185.97 = 1,557,714,809.40/x
  3. Step 3: Cross multiply
    2,845,224,420.72x = 3,926,456,185.97 × 1,557,714,809.40
  4. Step 4: Simplify right side
    2,845,224,420.72x = 6,116,298,949,318,288,384
  5. Step 5: Solve for x
    x = 6,116,298,949,318,288,384/2,845,224,420.72
  6. Step 6: Final answer
    x = 2,149,671,886.97

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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.