Home / 890,111,745.40-1,335,167,618.10-758,597,812.60

Finding the Fourth Proportional to 890,111,745.40, 1,335,167,618.10 and 758,597,812.60

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Solution

The fourth proportional to 890,111,745.40, 1,335,167,618.10 and 758,597,812.60 is: 1,137,896,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,111,745.40 : 1,335,167,618.10 = 758,597,812.60 : x
  2. Step 2: Convert to fraction form
    890,111,745.40/1,335,167,618.10 = 758,597,812.60/x
  3. Step 3: Cross multiply
    890,111,745.40x = 1,335,167,618.10 × 758,597,812.60
  4. Step 4: Simplify right side
    890,111,745.40x = 1,012,855,234,545,012,096
  5. Step 5: Solve for x
    x = 1,012,855,234,545,012,096/890,111,745.40
  6. Step 6: Final answer
    x = 1,137,896,718.90

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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.