Home / 959,421,771.96-1,324,002,488.94-519,388,624.44

Finding the Fourth Proportional to 959,421,771.96, 1,324,002,488.94 and 519,388,624.44

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Solution

The fourth proportional to 959,421,771.96, 1,324,002,488.94 and 519,388,624.44 is: 716,756,541.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,421,771.96 : 1,324,002,488.94 = 519,388,624.44 : x
  2. Step 2: Convert to fraction form
    959,421,771.96/1,324,002,488.94 = 519,388,624.44/x
  3. Step 3: Cross multiply
    959,421,771.96x = 1,324,002,488.94 × 519,388,624.44
  4. Step 4: Simplify right side
    959,421,771.96x = 687,671,831,485,682,944
  5. Step 5: Solve for x
    x = 687,671,831,485,682,944/959,421,771.96
  6. Step 6: Final answer
    x = 716,756,541.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.