Home / 105,010,772.32-144,914,892.07-57,967,873.12

Finding the Fourth Proportional to 105,010,772.32, 144,914,892.07 and 57,967,873.12

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Solution

The fourth proportional to 105,010,772.32, 144,914,892.07 and 57,967,873.12 is: 79,995,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,010,772.32 : 144,914,892.07 = 57,967,873.12 : x
  2. Step 2: Convert to fraction form
    105,010,772.32/144,914,892.07 = 57,967,873.12/x
  3. Step 3: Cross multiply
    105,010,772.32x = 144,914,892.07 × 57,967,873.12
  4. Step 4: Simplify right side
    105,010,772.32x = 8,400,408,076,205,047
  5. Step 5: Solve for x
    x = 8,400,408,076,205,047/105,010,772.32
  6. Step 6: Final answer
    x = 79,995,679.40

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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.