Home / 493,540,402.38-735,898,221.35-479,980,685.22

Finding the Fourth Proportional to 493,540,402.38, 735,898,221.35 and 479,980,685.22

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Solution

The fourth proportional to 493,540,402.38, 735,898,221.35 and 479,980,685.22 is: 715,679,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,540,402.38 : 735,898,221.35 = 479,980,685.22 : x
  2. Step 2: Convert to fraction form
    493,540,402.38/735,898,221.35 = 479,980,685.22/x
  3. Step 3: Cross multiply
    493,540,402.38x = 735,898,221.35 × 479,980,685.22
  4. Step 4: Simplify right side
    493,540,402.38x = 353,216,932,533,352,384
  5. Step 5: Solve for x
    x = 353,216,932,533,352,384/493,540,402.38
  6. Step 6: Final answer
    x = 715,679,873.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.