Home / 13,484,753,974.80-20,227,130,962.20-13,209,254,960.40

Finding the Fourth Proportional to 13,484,753,974.80, 20,227,130,962.20 and 13,209,254,960.40

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Solution

The fourth proportional to 13,484,753,974.80, 20,227,130,962.20 and 13,209,254,960.40 is: 19,813,882,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,753,974.80 : 20,227,130,962.20 = 13,209,254,960.40 : x
  2. Step 2: Convert to fraction form
    13,484,753,974.80/20,227,130,962.20 = 13,209,254,960.40/x
  3. Step 3: Cross multiply
    13,484,753,974.80x = 20,227,130,962.20 × 13,209,254,960.40
  4. Step 4: Simplify right side
    13,484,753,974.80x = 267,185,329,997,100,777,472
  5. Step 5: Solve for x
    x = 267,185,329,997,100,777,472/13,484,753,974.80
  6. Step 6: Final answer
    x = 19,813,882,440.60

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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.