Home / 141,582,299.77-195,393,393.54-85,830,070.14

Finding the Fourth Proportional to 141,582,299.77, 195,393,393.54 and 85,830,070.14

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Solution

The fourth proportional to 141,582,299.77, 195,393,393.54 and 85,830,070.14 is: 118,451,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,582,299.77 : 195,393,393.54 = 85,830,070.14 : x
  2. Step 2: Convert to fraction form
    141,582,299.77/195,393,393.54 = 85,830,070.14/x
  3. Step 3: Cross multiply
    141,582,299.77x = 195,393,393.54 × 85,830,070.14
  4. Step 4: Simplify right side
    141,582,299.77x = 16,770,628,672,430,822
  5. Step 5: Solve for x
    x = 16,770,628,672,430,822/141,582,299.77
  6. Step 6: Final answer
    x = 118,451,449.79

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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.