Home / 73,990,476,139.92-111,032,400,814.41-31,495,304,021.73

Finding the Fourth Proportional to 73,990,476,139.92, 111,032,400,814.41 and 31,495,304,021.73

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Solution

The fourth proportional to 73,990,476,139.92, 111,032,400,814.41 and 31,495,304,021.73 is: 47,262,828,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,990,476,139.92 : 111,032,400,814.41 = 31,495,304,021.73 : x
  2. Step 2: Convert to fraction form
    73,990,476,139.92/111,032,400,814.41 = 31,495,304,021.73/x
  3. Step 3: Cross multiply
    73,990,476,139.92x = 111,032,400,814.41 × 31,495,304,021.73
  4. Step 4: Simplify right side
    73,990,476,139.92x = 3,496,999,219,912,424,554,496
  5. Step 5: Solve for x
    x = 3,496,999,219,912,424,554,496/73,990,476,139.92
  6. Step 6: Final answer
    x = 47,262,828,979.49

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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.