Home / 1,889,916,871.73-2,835,011,525.16-725,385,364.61

Finding the Fourth Proportional to 1,889,916,871.73, 2,835,011,525.16 and 725,385,364.61

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Solution

The fourth proportional to 1,889,916,871.73, 2,835,011,525.16 and 725,385,364.61 is: 1,088,130,329.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,916,871.73 : 2,835,011,525.16 = 725,385,364.61 : x
  2. Step 2: Convert to fraction form
    1,889,916,871.73/2,835,011,525.16 = 725,385,364.61/x
  3. Step 3: Cross multiply
    1,889,916,871.73x = 2,835,011,525.16 × 725,385,364.61
  4. Step 4: Simplify right side
    1,889,916,871.73x = 2,056,475,868,851,738,624
  5. Step 5: Solve for x
    x = 2,056,475,868,851,738,624/1,889,916,871.73
  6. Step 6: Final answer
    x = 1,088,130,329.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.