Home / 2,840,873,671.02-3,920,542,307.78-1,570,691,151.55

Finding the Fourth Proportional to 2,840,873,671.02, 3,920,542,307.78 and 1,570,691,151.55

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Solution

The fourth proportional to 2,840,873,671.02, 3,920,542,307.78 and 1,570,691,151.55 is: 2,167,629,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,873,671.02 : 3,920,542,307.78 = 1,570,691,151.55 : x
  2. Step 2: Convert to fraction form
    2,840,873,671.02/3,920,542,307.78 = 1,570,691,151.55/x
  3. Step 3: Cross multiply
    2,840,873,671.02x = 3,920,542,307.78 × 1,570,691,151.55
  4. Step 4: Simplify right side
    2,840,873,671.02x = 6,157,961,112,107,462,656
  5. Step 5: Solve for x
    x = 6,157,961,112,107,462,656/2,840,873,671.02
  6. Step 6: Final answer
    x = 2,167,629,337.03

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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.