Home / 293,229,869.10-440,092,809.45-120,830,408.70

Finding the Fourth Proportional to 293,229,869.10, 440,092,809.45 and 120,830,408.70

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Solution

The fourth proportional to 293,229,869.10, 440,092,809.45 and 120,830,408.70 is: 181,347,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,229,869.10 : 440,092,809.45 = 120,830,408.70 : x
  2. Step 2: Convert to fraction form
    293,229,869.10/440,092,809.45 = 120,830,408.70/x
  3. Step 3: Cross multiply
    293,229,869.10x = 440,092,809.45 × 120,830,408.70
  4. Step 4: Simplify right side
    293,229,869.10x = 53,176,594,031,774,720
  5. Step 5: Solve for x
    x = 53,176,594,031,774,720/293,229,869.10
  6. Step 6: Final answer
    x = 181,347,808.10

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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.