Home / 91,289,905.25-125,993,590.47-57,802,496.85

Finding the Fourth Proportional to 91,289,905.25, 125,993,590.47 and 57,802,496.85

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Solution

The fourth proportional to 91,289,905.25, 125,993,590.47 and 57,802,496.85 is: 79,776,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,289,905.25 : 125,993,590.47 = 57,802,496.85 : x
  2. Step 2: Convert to fraction form
    91,289,905.25/125,993,590.47 = 57,802,496.85/x
  3. Step 3: Cross multiply
    91,289,905.25x = 125,993,590.47 × 57,802,496.85
  4. Step 4: Simplify right side
    91,289,905.25x = 7,282,744,116,262,365
  5. Step 5: Solve for x
    x = 7,282,744,116,262,365/91,289,905.25
  6. Step 6: Final answer
    x = 79,776,006.96

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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.