Home / 1,679,617,372.40-2,519,426,058.60-1,536,766,031.60

Finding the Fourth Proportional to 1,679,617,372.40, 2,519,426,058.60 and 1,536,766,031.60

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Solution

The fourth proportional to 1,679,617,372.40, 2,519,426,058.60 and 1,536,766,031.60 is: 2,305,149,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,617,372.40 : 2,519,426,058.60 = 1,536,766,031.60 : x
  2. Step 2: Convert to fraction form
    1,679,617,372.40/2,519,426,058.60 = 1,536,766,031.60/x
  3. Step 3: Cross multiply
    1,679,617,372.40x = 2,519,426,058.60 × 1,536,766,031.60
  4. Step 4: Simplify right side
    1,679,617,372.40x = 3,871,768,385,984,350,720
  5. Step 5: Solve for x
    x = 3,871,768,385,984,350,720/1,679,617,372.40
  6. Step 6: Final answer
    x = 2,305,149,047.40

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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.