Home / 1,157,569,520.40-1,597,460,466.88-628,942,334.66

Finding the Fourth Proportional to 1,157,569,520.40, 1,597,460,466.88 and 628,942,334.66

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Solution

The fourth proportional to 1,157,569,520.40, 1,597,460,466.88 and 628,942,334.66 is: 867,948,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,569,520.40 : 1,597,460,466.88 = 628,942,334.66 : x
  2. Step 2: Convert to fraction form
    1,157,569,520.40/1,597,460,466.88 = 628,942,334.66/x
  3. Step 3: Cross multiply
    1,157,569,520.40x = 1,597,460,466.88 × 628,942,334.66
  4. Step 4: Simplify right side
    1,157,569,520.40x = 1,004,710,515,566,560,768
  5. Step 5: Solve for x
    x = 1,004,710,515,566,560,768/1,157,569,520.40
  6. Step 6: Final answer
    x = 867,948,315.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.