Home / 3,919,328,497.80-5,872,190,301.90-2,538,432,203.40

Finding the Fourth Proportional to 3,919,328,497.80, 5,872,190,301.90 and 2,538,432,203.40

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Solution

The fourth proportional to 3,919,328,497.80, 5,872,190,301.90 and 2,538,432,203.40 is: 3,803,242,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,328,497.80 : 5,872,190,301.90 = 2,538,432,203.40 : x
  2. Step 2: Convert to fraction form
    3,919,328,497.80/5,872,190,301.90 = 2,538,432,203.40/x
  3. Step 3: Cross multiply
    3,919,328,497.80x = 5,872,190,301.90 × 2,538,432,203.40
  4. Step 4: Simplify right side
    3,919,328,497.80x = 14,906,156,966,836,127,744
  5. Step 5: Solve for x
    x = 14,906,156,966,836,127,744/3,919,328,497.80
  6. Step 6: Final answer
    x = 3,803,242,564.44

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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.