Home / 141,419,095.40-195,175,341.14-85,662,879.83

Finding the Fourth Proportional to 141,419,095.40, 195,175,341.14 and 85,662,879.83

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Solution

The fourth proportional to 141,419,095.40, 195,175,341.14 and 85,662,879.83 is: 118,225,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,419,095.40 : 195,175,341.14 = 85,662,879.83 : x
  2. Step 2: Convert to fraction form
    141,419,095.40/195,175,341.14 = 85,662,879.83/x
  3. Step 3: Cross multiply
    141,419,095.40x = 195,175,341.14 × 85,662,879.83
  4. Step 4: Simplify right side
    141,419,095.40x = 16,719,281,792,450,884
  5. Step 5: Solve for x
    x = 16,719,281,792,450,884/141,419,095.40
  6. Step 6: Final answer
    x = 118,225,065.33

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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.