Home / 99,636,531.04-137,481,384.44-57,811,007.94

Finding the Fourth Proportional to 99,636,531.04, 137,481,384.44 and 57,811,007.94

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Solution

The fourth proportional to 99,636,531.04, 137,481,384.44 and 57,811,007.94 is: 79,769,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,636,531.04 : 137,481,384.44 = 57,811,007.94 : x
  2. Step 2: Convert to fraction form
    99,636,531.04/137,481,384.44 = 57,811,007.94/x
  3. Step 3: Cross multiply
    99,636,531.04x = 137,481,384.44 × 57,811,007.94
  4. Step 4: Simplify right side
    99,636,531.04x = 7,947,937,407,463,032
  5. Step 5: Solve for x
    x = 7,947,937,407,463,032/99,636,531.04
  6. Step 6: Final answer
    x = 79,769,310.76

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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.