Home / 80,592,308.03-120,912,180.05-26,003,869.49

Finding the Fourth Proportional to 80,592,308.03, 120,912,180.05 and 26,003,869.49

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Solution

The fourth proportional to 80,592,308.03, 120,912,180.05 and 26,003,869.49 is: 39,013,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,592,308.03 : 120,912,180.05 = 26,003,869.49 : x
  2. Step 2: Convert to fraction form
    80,592,308.03/120,912,180.05 = 26,003,869.49/x
  3. Step 3: Cross multiply
    80,592,308.03x = 120,912,180.05 × 26,003,869.49
  4. Step 4: Simplify right side
    80,592,308.03x = 3,144,184,549,771,581.50
  5. Step 5: Solve for x
    x = 3,144,184,549,771,581.50/80,592,308.03
  6. Step 6: Final answer
    x = 39,013,457.07

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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.