Home / 141,929,321.76-212,929,940.40-43,566,015.24

Finding the Fourth Proportional to 141,929,321.76, 212,929,940.40 and 43,566,015.24

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Solution

The fourth proportional to 141,929,321.76, 212,929,940.40 and 43,566,015.24 is: 65,360,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,929,321.76 : 212,929,940.40 = 43,566,015.24 : x
  2. Step 2: Convert to fraction form
    141,929,321.76/212,929,940.40 = 43,566,015.24/x
  3. Step 3: Cross multiply
    141,929,321.76x = 212,929,940.40 × 43,566,015.24
  4. Step 4: Simplify right side
    141,929,321.76x = 9,276,509,028,518,692
  5. Step 5: Solve for x
    x = 9,276,509,028,518,692/141,929,321.76
  6. Step 6: Final answer
    x = 65,360,060.30

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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.