Home / 1,199,298,904.36-1,655,036,932.28-697,628,061.16

Finding the Fourth Proportional to 1,199,298,904.36, 1,655,036,932.28 and 697,628,061.16

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Solution

The fourth proportional to 1,199,298,904.36, 1,655,036,932.28 and 697,628,061.16 is: 962,729,309.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,298,904.36 : 1,655,036,932.28 = 697,628,061.16 : x
  2. Step 2: Convert to fraction form
    1,199,298,904.36/1,655,036,932.28 = 697,628,061.16/x
  3. Step 3: Cross multiply
    1,199,298,904.36x = 1,655,036,932.28 × 697,628,061.16
  4. Step 4: Simplify right side
    1,199,298,904.36x = 1,154,600,206,214,690,560
  5. Step 5: Solve for x
    x = 1,154,600,206,214,690,560/1,199,298,904.36
  6. Step 6: Final answer
    x = 962,729,309.61

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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.