Home / 1,323,814,260.16-1,826,992,718.30-988,704,995.68

Finding the Fourth Proportional to 1,323,814,260.16, 1,826,992,718.30 and 988,704,995.68

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Solution

The fourth proportional to 1,323,814,260.16, 1,826,992,718.30 and 988,704,995.68 is: 1,364,509,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,814,260.16 : 1,826,992,718.30 = 988,704,995.68 : x
  2. Step 2: Convert to fraction form
    1,323,814,260.16/1,826,992,718.30 = 988,704,995.68/x
  3. Step 3: Cross multiply
    1,323,814,260.16x = 1,826,992,718.30 × 988,704,995.68
  4. Step 4: Simplify right side
    1,323,814,260.16x = 1,806,356,827,655,783,424
  5. Step 5: Solve for x
    x = 1,806,356,827,655,783,424/1,323,814,260.16
  6. Step 6: Final answer
    x = 1,364,509,268.42

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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.