Home / 141,873,657.36-195,787,820.16-83,122,264.32

Finding the Fourth Proportional to 141,873,657.36, 195,787,820.16 and 83,122,264.32

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Solution

The fourth proportional to 141,873,657.36, 195,787,820.16 and 83,122,264.32 is: 114,709,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,873,657.36 : 195,787,820.16 = 83,122,264.32 : x
  2. Step 2: Convert to fraction form
    141,873,657.36/195,787,820.16 = 83,122,264.32/x
  3. Step 3: Cross multiply
    141,873,657.36x = 195,787,820.16 × 83,122,264.32
  4. Step 4: Simplify right side
    141,873,657.36x = 16,274,326,937,976,142
  5. Step 5: Solve for x
    x = 16,274,326,937,976,142/141,873,657.36
  6. Step 6: Final answer
    x = 114,709,997.90

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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.