Home / 69,399,949.48-95,772,179.62-38,460,645.16

Finding the Fourth Proportional to 69,399,949.48, 95,772,179.62 and 38,460,645.16

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Solution

The fourth proportional to 69,399,949.48, 95,772,179.62 and 38,460,645.16 is: 53,075,828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399,949.48 : 95,772,179.62 = 38,460,645.16 : x
  2. Step 2: Convert to fraction form
    69,399,949.48/95,772,179.62 = 38,460,645.16/x
  3. Step 3: Cross multiply
    69,399,949.48x = 95,772,179.62 × 38,460,645.16
  4. Step 4: Simplify right side
    69,399,949.48x = 3,683,459,816,564,603.50
  5. Step 5: Solve for x
    x = 3,683,459,816,564,603.50/69,399,949.48
  6. Step 6: Final answer
    x = 53,075,828.50

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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.