Home / 229,435,273.80-343,907,851.18-130,854,739.77

Finding the Fourth Proportional to 229,435,273.80, 343,907,851.18 and 130,854,739.77

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Solution

The fourth proportional to 229,435,273.80, 343,907,851.18 and 130,854,739.77 is: 196,142,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,435,273.80 : 343,907,851.18 = 130,854,739.77 : x
  2. Step 2: Convert to fraction form
    229,435,273.80/343,907,851.18 = 130,854,739.77/x
  3. Step 3: Cross multiply
    229,435,273.80x = 343,907,851.18 × 130,854,739.77
  4. Step 4: Simplify right side
    229,435,273.80x = 45,001,972,371,018,784
  5. Step 5: Solve for x
    x = 45,001,972,371,018,784/229,435,273.80
  6. Step 6: Final answer
    x = 196,142,343.88

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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.