Home / 54,036,488,429.12-80,940,704,448.36-43,354,881,772.40

Finding the Fourth Proportional to 54,036,488,429.12, 80,940,704,448.36 and 43,354,881,772.40

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Solution

The fourth proportional to 54,036,488,429.12, 80,940,704,448.36 and 43,354,881,772.40 is: 64,940,834,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,036,488,429.12 : 80,940,704,448.36 = 43,354,881,772.40 : x
  2. Step 2: Convert to fraction form
    54,036,488,429.12/80,940,704,448.36 = 43,354,881,772.40/x
  3. Step 3: Cross multiply
    54,036,488,429.12x = 80,940,704,448.36 × 43,354,881,772.40
  4. Step 4: Simplify right side
    54,036,488,429.12x = 3,509,174,671,933,418,504,192
  5. Step 5: Solve for x
    x = 3,509,174,671,933,418,504,192/54,036,488,429.12
  6. Step 6: Final answer
    x = 64,940,834,868.21

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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.