Home / 6,781,983,090.35-9,359,144,423.81-3,771,171,149.03

Finding the Fourth Proportional to 6,781,983,090.35, 9,359,144,423.81 and 3,771,171,149.03

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Solution

The fourth proportional to 6,781,983,090.35, 9,359,144,423.81 and 3,771,171,149.03 is: 5,204,220,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,983,090.35 : 9,359,144,423.81 = 3,771,171,149.03 : x
  2. Step 2: Convert to fraction form
    6,781,983,090.35/9,359,144,423.81 = 3,771,171,149.03/x
  3. Step 3: Cross multiply
    6,781,983,090.35x = 9,359,144,423.81 × 3,771,171,149.03
  4. Step 4: Simplify right side
    6,781,983,090.35x = 35,294,935,430,611,623,936
  5. Step 5: Solve for x
    x = 35,294,935,430,611,623,936/6,781,983,090.35
  6. Step 6: Final answer
    x = 5,204,220,500.17

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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.