Home / 115,877,468.80-173,816,203.20-103,112,387.20

Finding the Fourth Proportional to 115,877,468.80, 173,816,203.20 and 103,112,387.20

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Solution

The fourth proportional to 115,877,468.80, 173,816,203.20 and 103,112,387.20 is: 154,668,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,877,468.80 : 173,816,203.20 = 103,112,387.20 : x
  2. Step 2: Convert to fraction form
    115,877,468.80/173,816,203.20 = 103,112,387.20/x
  3. Step 3: Cross multiply
    115,877,468.80x = 173,816,203.20 × 103,112,387.20
  4. Step 4: Simplify right side
    115,877,468.80x = 17,922,603,645,992,278
  5. Step 5: Solve for x
    x = 17,922,603,645,992,278/115,877,468.80
  6. Step 6: Final answer
    x = 154,668,580.80

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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.