Home / 285,815,401.03-428,748,675.68-110,934,335.13

Finding the Fourth Proportional to 285,815,401.03, 428,748,675.68 and 110,934,335.13

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Solution

The fourth proportional to 285,815,401.03, 428,748,675.68 and 110,934,335.13 is: 166,411,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,815,401.03 : 428,748,675.68 = 110,934,335.13 : x
  2. Step 2: Convert to fraction form
    285,815,401.03/428,748,675.68 = 110,934,335.13/x
  3. Step 3: Cross multiply
    285,815,401.03x = 428,748,675.68 × 110,934,335.13
  4. Step 4: Simplify right side
    285,815,401.03x = 47,562,949,274,428,800
  5. Step 5: Solve for x
    x = 47,562,949,274,428,800/285,815,401.03
  6. Step 6: Final answer
    x = 166,411,428.86

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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.