Home / 689,496,536.80-1,034,244,805.20-603,403,094.80

Finding the Fourth Proportional to 689,496,536.80, 1,034,244,805.20 and 603,403,094.80

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Solution

The fourth proportional to 689,496,536.80, 1,034,244,805.20 and 603,403,094.80 is: 905,104,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,496,536.80 : 1,034,244,805.20 = 603,403,094.80 : x
  2. Step 2: Convert to fraction form
    689,496,536.80/1,034,244,805.20 = 603,403,094.80/x
  3. Step 3: Cross multiply
    689,496,536.80x = 1,034,244,805.20 × 603,403,094.80
  4. Step 4: Simplify right side
    689,496,536.80x = 624,066,516,238,503,168
  5. Step 5: Solve for x
    x = 624,066,516,238,503,168/689,496,536.80
  6. Step 6: Final answer
    x = 905,104,642.20

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Double scale
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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.