Home / 1,395,724,864.68-1,926,100,616.61-760,645,507.02

Finding the Fourth Proportional to 1,395,724,864.68, 1,926,100,616.61 and 760,645,507.02

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Solution

The fourth proportional to 1,395,724,864.68, 1,926,100,616.61 and 760,645,507.02 is: 1,049,690,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,724,864.68 : 1,926,100,616.61 = 760,645,507.02 : x
  2. Step 2: Convert to fraction form
    1,395,724,864.68/1,926,100,616.61 = 760,645,507.02/x
  3. Step 3: Cross multiply
    1,395,724,864.68x = 1,926,100,616.61 × 760,645,507.02
  4. Step 4: Simplify right side
    1,395,724,864.68x = 1,465,079,780,092,847,872
  5. Step 5: Solve for x
    x = 1,465,079,780,092,847,872/1,395,724,864.68
  6. Step 6: Final answer
    x = 1,049,690,965.01

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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.