Home / 1,013,141,886.07-1,398,150,081.62-583,741,858.54

Finding the Fourth Proportional to 1,013,141,886.07, 1,398,150,081.62 and 583,741,858.54

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Solution

The fourth proportional to 1,013,141,886.07, 1,398,150,081.62 and 583,741,858.54 is: 805,571,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,141,886.07 : 1,398,150,081.62 = 583,741,858.54 : x
  2. Step 2: Convert to fraction form
    1,013,141,886.07/1,398,150,081.62 = 583,741,858.54/x
  3. Step 3: Cross multiply
    1,013,141,886.07x = 1,398,150,081.62 × 583,741,858.54
  4. Step 4: Simplify right side
    1,013,141,886.07x = 816,158,727,162,711,424
  5. Step 5: Solve for x
    x = 816,158,727,162,711,424/1,013,141,886.07
  6. Step 6: Final answer
    x = 805,571,991.82

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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.