Home / 2,486,658,699.95-3,431,571,238.89-1,357,628,426.19

Finding the Fourth Proportional to 2,486,658,699.95, 3,431,571,238.89 and 1,357,628,426.19

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Solution

The fourth proportional to 2,486,658,699.95, 3,431,571,238.89 and 1,357,628,426.19 is: 1,873,517,527.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,658,699.95 : 3,431,571,238.89 = 1,357,628,426.19 : x
  2. Step 2: Convert to fraction form
    2,486,658,699.95/3,431,571,238.89 = 1,357,628,426.19/x
  3. Step 3: Cross multiply
    2,486,658,699.95x = 3,431,571,238.89 × 1,357,628,426.19
  4. Step 4: Simplify right side
    2,486,658,699.95x = 4,658,798,660,413,099,008
  5. Step 5: Solve for x
    x = 4,658,798,660,413,099,008/2,486,658,699.95
  6. Step 6: Final answer
    x = 1,873,517,527.96

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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.