Home / 243,610,864.80-365,416,297.20-146,755,742.55

Finding the Fourth Proportional to 243,610,864.80, 365,416,297.20 and 146,755,742.55

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Solution

The fourth proportional to 243,610,864.80, 365,416,297.20 and 146,755,742.55 is: 220,133,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,610,864.80 : 365,416,297.20 = 146,755,742.55 : x
  2. Step 2: Convert to fraction form
    243,610,864.80/365,416,297.20 = 146,755,742.55/x
  3. Step 3: Cross multiply
    243,610,864.80x = 365,416,297.20 × 146,755,742.55
  4. Step 4: Simplify right side
    243,610,864.80x = 53,626,940,035,457,488
  5. Step 5: Solve for x
    x = 53,626,940,035,457,488/243,610,864.80
  6. Step 6: Final answer
    x = 220,133,613.83

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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.