Home / 6,389,966,769.30-9,584,950,153.95-5,301,575,601.30

Finding the Fourth Proportional to 6,389,966,769.30, 9,584,950,153.95 and 5,301,575,601.30

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Solution

The fourth proportional to 6,389,966,769.30, 9,584,950,153.95 and 5,301,575,601.30 is: 7,952,363,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,966,769.30 : 9,584,950,153.95 = 5,301,575,601.30 : x
  2. Step 2: Convert to fraction form
    6,389,966,769.30/9,584,950,153.95 = 5,301,575,601.30/x
  3. Step 3: Cross multiply
    6,389,966,769.30x = 9,584,950,153.95 × 5,301,575,601.30
  4. Step 4: Simplify right side
    6,389,966,769.30x = 50,815,337,875,858,006,016
  5. Step 5: Solve for x
    x = 50,815,337,875,858,006,016/6,389,966,769.30
  6. Step 6: Final answer
    x = 7,952,363,401.95

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Double scale
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Similar ratio
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1.5x scale

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.