Home / 353,183,857.40-529,964,742.90-148,732,599.80

Finding the Fourth Proportional to 353,183,857.40, 529,964,742.90 and 148,732,599.80

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Solution

The fourth proportional to 353,183,857.40, 529,964,742.90 and 148,732,599.80 is: 223,178,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,183,857.40 : 529,964,742.90 = 148,732,599.80 : x
  2. Step 2: Convert to fraction form
    353,183,857.40/529,964,742.90 = 148,732,599.80/x
  3. Step 3: Cross multiply
    353,183,857.40x = 529,964,742.90 × 148,732,599.80
  4. Step 4: Simplify right side
    353,183,857.40x = 78,823,034,013,855,600
  5. Step 5: Solve for x
    x = 78,823,034,013,855,600/353,183,857.40
  6. Step 6: Final answer
    x = 223,178,473.09

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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.