Home / 679,318,533,364.43-1,018,971,084,997.70-311,226,814,964.67

Finding the Fourth Proportional to 679,318,533,364.43, 1,018,971,084,997.70 and 311,226,814,964.67

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Solution

The fourth proportional to 679,318,533,364.43, 1,018,971,084,997.70 and 311,226,814,964.67 is: 466,837,145,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,318,533,364.43 : 1,018,971,084,997.70 = 311,226,814,964.67 : x
  2. Step 2: Convert to fraction form
    679,318,533,364.43/1,018,971,084,997.70 = 311,226,814,964.67/x
  3. Step 3: Cross multiply
    679,318,533,364.43x = 1,018,971,084,997.70 × 311,226,814,964.67
  4. Step 4: Simplify right side
    679,318,533,364.43x = 317,131,125,324,928,146,997,248
  5. Step 5: Solve for x
    x = 317,131,125,324,928,146,997,248/679,318,533,364.43
  6. Step 6: Final answer
    x = 466,837,145,976.70

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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.