Home / 839,660,753.58-1,159,151,345.02-522,223,318.50

Finding the Fourth Proportional to 839,660,753.58, 1,159,151,345.02 and 522,223,318.50

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Solution

The fourth proportional to 839,660,753.58, 1,159,151,345.02 and 522,223,318.50 is: 720,929,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,660,753.58 : 1,159,151,345.02 = 522,223,318.50 : x
  2. Step 2: Convert to fraction form
    839,660,753.58/1,159,151,345.02 = 522,223,318.50/x
  3. Step 3: Cross multiply
    839,660,753.58x = 1,159,151,345.02 × 522,223,318.50
  4. Step 4: Simplify right side
    839,660,753.58x = 605,335,862,040,082,816
  5. Step 5: Solve for x
    x = 605,335,862,040,082,816/839,660,753.58
  6. Step 6: Final answer
    x = 720,929,088.87

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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.