Home / 239,173,847.20-358,760,770.80-57,421,025.20

Finding the Fourth Proportional to 239,173,847.20, 358,760,770.80 and 57,421,025.20

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Solution

The fourth proportional to 239,173,847.20, 358,760,770.80 and 57,421,025.20 is: 86,131,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,173,847.20 : 358,760,770.80 = 57,421,025.20 : x
  2. Step 2: Convert to fraction form
    239,173,847.20/358,760,770.80 = 57,421,025.20/x
  3. Step 3: Cross multiply
    239,173,847.20x = 358,760,770.80 × 57,421,025.20
  4. Step 4: Simplify right side
    239,173,847.20x = 20,600,411,260,878,224
  5. Step 5: Solve for x
    x = 20,600,411,260,878,224/239,173,847.20
  6. Step 6: Final answer
    x = 86,131,537.80

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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.