Home / 293,755,793.40-440,742,165.30-121,247,566.20

Finding the Fourth Proportional to 293,755,793.40, 440,742,165.30 and 121,247,566.20

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Solution

The fourth proportional to 293,755,793.40, 440,742,165.30 and 121,247,566.20 is: 181,916,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,755,793.40 : 440,742,165.30 = 121,247,566.20 : x
  2. Step 2: Convert to fraction form
    293,755,793.40/440,742,165.30 = 121,247,566.20/x
  3. Step 3: Cross multiply
    293,755,793.40x = 440,742,165.30 × 121,247,566.20
  4. Step 4: Simplify right side
    293,755,793.40x = 53,438,914,864,343,096
  5. Step 5: Solve for x
    x = 53,438,914,864,343,096/293,755,793.40
  6. Step 6: Final answer
    x = 181,916,122.39

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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.