Home / 674,009,937.70-1,011,014,906.55-565,170,820.90

Finding the Fourth Proportional to 674,009,937.70, 1,011,014,906.55 and 565,170,820.90

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Solution

The fourth proportional to 674,009,937.70, 1,011,014,906.55 and 565,170,820.90 is: 847,756,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,009,937.70 : 1,011,014,906.55 = 565,170,820.90 : x
  2. Step 2: Convert to fraction form
    674,009,937.70/1,011,014,906.55 = 565,170,820.90/x
  3. Step 3: Cross multiply
    674,009,937.70x = 1,011,014,906.55 × 565,170,820.90
  4. Step 4: Simplify right side
    674,009,937.70x = 571,396,124,677,000,256
  5. Step 5: Solve for x
    x = 571,396,124,677,000,256/674,009,937.70
  6. Step 6: Final answer
    x = 847,756,231.35

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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.