Home / 997,058,017.20-1,495,587,025.80-827,188,705.20

Finding the Fourth Proportional to 997,058,017.20, 1,495,587,025.80 and 827,188,705.20

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Solution

The fourth proportional to 997,058,017.20, 1,495,587,025.80 and 827,188,705.20 is: 1,240,783,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,058,017.20 : 1,495,587,025.80 = 827,188,705.20 : x
  2. Step 2: Convert to fraction form
    997,058,017.20/1,495,587,025.80 = 827,188,705.20/x
  3. Step 3: Cross multiply
    997,058,017.20x = 1,495,587,025.80 × 827,188,705.20
  4. Step 4: Simplify right side
    997,058,017.20x = 1,237,132,695,385,421,056
  5. Step 5: Solve for x
    x = 1,237,132,695,385,421,056/997,058,017.20
  6. Step 6: Final answer
    x = 1,240,783,057.80

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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.