Home / 84,833,053.80-127,315,935.90-39,400,477.80

Finding the Fourth Proportional to 84,833,053.80, 127,315,935.90 and 39,400,477.80

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Solution

The fourth proportional to 84,833,053.80, 127,315,935.90 and 39,400,477.80 is: 59,131,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,833,053.80 : 127,315,935.90 = 39,400,477.80 : x
  2. Step 2: Convert to fraction form
    84,833,053.80/127,315,935.90 = 39,400,477.80/x
  3. Step 3: Cross multiply
    84,833,053.80x = 127,315,935.90 × 39,400,477.80
  4. Step 4: Simplify right side
    84,833,053.80x = 5,016,308,706,014,173
  5. Step 5: Solve for x
    x = 5,016,308,706,014,173/84,833,053.80
  6. Step 6: Final answer
    x = 59,131,535.19

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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.