Home / 162,589,460.52-243,845,140.89-75,066,885.67

Finding the Fourth Proportional to 162,589,460.52, 243,845,140.89 and 75,066,885.67

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Solution

The fourth proportional to 162,589,460.52, 243,845,140.89 and 75,066,885.67 is: 112,582,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,589,460.52 : 243,845,140.89 = 75,066,885.67 : x
  2. Step 2: Convert to fraction form
    162,589,460.52/243,845,140.89 = 75,066,885.67/x
  3. Step 3: Cross multiply
    162,589,460.52x = 243,845,140.89 × 75,066,885.67
  4. Step 4: Simplify right side
    162,589,460.52x = 18,304,695,312,374,672
  5. Step 5: Solve for x
    x = 18,304,695,312,374,672/162,589,460.52
  6. Step 6: Final answer
    x = 112,582,299.33

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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.