Home / 3,060,722,421.40-4,591,083,632.10-990,653,438.20

Finding the Fourth Proportional to 3,060,722,421.40, 4,591,083,632.10 and 990,653,438.20

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Solution

The fourth proportional to 3,060,722,421.40, 4,591,083,632.10 and 990,653,438.20 is: 1,485,980,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060,722,421.40 : 4,591,083,632.10 = 990,653,438.20 : x
  2. Step 2: Convert to fraction form
    3,060,722,421.40/4,591,083,632.10 = 990,653,438.20/x
  3. Step 3: Cross multiply
    3,060,722,421.40x = 4,591,083,632.10 × 990,653,438.20
  4. Step 4: Simplify right side
    3,060,722,421.40x = 4,548,172,785,203,609,600
  5. Step 5: Solve for x
    x = 4,548,172,785,203,609,600/3,060,722,421.40
  6. Step 6: Final answer
    x = 1,485,980,157.30

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Double scale
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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.