Home / 2,643,991,739.04-3,965,844,085.20-803,600,927.76

Finding the Fourth Proportional to 2,643,991,739.04, 3,965,844,085.20 and 803,600,927.76

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Solution

The fourth proportional to 2,643,991,739.04, 3,965,844,085.20 and 803,600,927.76 is: 1,205,357,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,991,739.04 : 3,965,844,085.20 = 803,600,927.76 : x
  2. Step 2: Convert to fraction form
    2,643,991,739.04/3,965,844,085.20 = 803,600,927.76/x
  3. Step 3: Cross multiply
    2,643,991,739.04x = 3,965,844,085.20 × 803,600,927.76
  4. Step 4: Simplify right side
    2,643,991,739.04x = 3,186,955,986,218,228,224
  5. Step 5: Solve for x
    x = 3,186,955,986,218,228,224/2,643,991,739.04
  6. Step 6: Final answer
    x = 1,205,357,769.91

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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.