Home / 12,922,786,654.32-17,834,816,631.99-7,574,840,277.78

Finding the Fourth Proportional to 12,922,786,654.32, 17,834,816,631.99 and 7,574,840,277.78

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Solution

The fourth proportional to 12,922,786,654.32, 17,834,816,631.99 and 7,574,840,277.78 is: 10,454,083,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922,786,654.32 : 17,834,816,631.99 = 7,574,840,277.78 : x
  2. Step 2: Convert to fraction form
    12,922,786,654.32/17,834,816,631.99 = 7,574,840,277.78/x
  3. Step 3: Cross multiply
    12,922,786,654.32x = 17,834,816,631.99 × 7,574,840,277.78
  4. Step 4: Simplify right side
    12,922,786,654.32x = 135,095,887,370,818,502,656
  5. Step 5: Solve for x
    x = 135,095,887,370,818,502,656/12,922,786,654.32
  6. Step 6: Final answer
    x = 10,454,083,239.52

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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.