Home / 245,774,218.58-339,173,421.45-134,272,281.37

Finding the Fourth Proportional to 245,774,218.58, 339,173,421.45 and 134,272,281.37

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Solution

The fourth proportional to 245,774,218.58, 339,173,421.45 and 134,272,281.37 is: 185,298,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,774,218.58 : 339,173,421.45 = 134,272,281.37 : x
  2. Step 2: Convert to fraction form
    245,774,218.58/339,173,421.45 = 134,272,281.37/x
  3. Step 3: Cross multiply
    245,774,218.58x = 339,173,421.45 × 134,272,281.37
  4. Step 4: Simplify right side
    245,774,218.58x = 45,541,589,078,159,992
  5. Step 5: Solve for x
    x = 45,541,589,078,159,992/245,774,218.58
  6. Step 6: Final answer
    x = 185,298,479.81

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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.