Home / 1,079,908,296.45-1,619,862,448.67-303,553,957.17

Finding the Fourth Proportional to 1,079,908,296.45, 1,619,862,448.67 and 303,553,957.17

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Solution

The fourth proportional to 1,079,908,296.45, 1,619,862,448.67 and 303,553,957.17 is: 455,330,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,908,296.45 : 1,619,862,448.67 = 303,553,957.17 : x
  2. Step 2: Convert to fraction form
    1,079,908,296.45/1,619,862,448.67 = 303,553,957.17/x
  3. Step 3: Cross multiply
    1,079,908,296.45x = 1,619,862,448.67 × 303,553,957.17
  4. Step 4: Simplify right side
    1,079,908,296.45x = 491,715,656,363,346,752
  5. Step 5: Solve for x
    x = 491,715,656,363,346,752/1,079,908,296.45
  6. Step 6: Final answer
    x = 455,330,936.88

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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.