Home / 1,013,141,885.07-1,398,150,080.24-583,741,857.54

Finding the Fourth Proportional to 1,013,141,885.07, 1,398,150,080.24 and 583,741,857.54

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Solution

The fourth proportional to 1,013,141,885.07, 1,398,150,080.24 and 583,741,857.54 is: 805,571,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,141,885.07 : 1,398,150,080.24 = 583,741,857.54 : x
  2. Step 2: Convert to fraction form
    1,013,141,885.07/1,398,150,080.24 = 583,741,857.54/x
  3. Step 3: Cross multiply
    1,013,141,885.07x = 1,398,150,080.24 × 583,741,857.54
  4. Step 4: Simplify right side
    1,013,141,885.07x = 816,158,724,958,997,632
  5. Step 5: Solve for x
    x = 816,158,724,958,997,632/1,013,141,885.07
  6. Step 6: Final answer
    x = 805,571,990.44

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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.