Home / 103,891,501.44-143,368,382.40-57,481,755.36

Finding the Fourth Proportional to 103,891,501.44, 143,368,382.40 and 57,481,755.36

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Solution

The fourth proportional to 103,891,501.44, 143,368,382.40 and 57,481,755.36 is: 79,323,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,891,501.44 : 143,368,382.40 = 57,481,755.36 : x
  2. Step 2: Convert to fraction form
    103,891,501.44/143,368,382.40 = 57,481,755.36/x
  3. Step 3: Cross multiply
    103,891,501.44x = 143,368,382.40 × 57,481,755.36
  4. Step 4: Simplify right side
    103,891,501.44x = 8,241,066,283,475,730
  5. Step 5: Solve for x
    x = 8,241,066,283,475,730/103,891,501.44
  6. Step 6: Final answer
    x = 79,323,776.91

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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.