Home / 168,208,848.40-251,915,141.40-114,063,005.20

Finding the Fourth Proportional to 168,208,848.40, 251,915,141.40 and 114,063,005.20

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Solution

The fourth proportional to 168,208,848.40, 251,915,141.40 and 114,063,005.20 is: 170,824,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,208,848.40 : 251,915,141.40 = 114,063,005.20 : x
  2. Step 2: Convert to fraction form
    168,208,848.40/251,915,141.40 = 114,063,005.20/x
  3. Step 3: Cross multiply
    168,208,848.40x = 251,915,141.40 × 114,063,005.20
  4. Step 4: Simplify right side
    168,208,848.40x = 28,734,198,083,466,936
  5. Step 5: Solve for x
    x = 28,734,198,083,466,936/168,208,848.40
  6. Step 6: Final answer
    x = 170,824,533.65

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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.