Home / 1,309,952,984,587.90-1,964,969,507,035.20-449,415,083,084.20

Finding the Fourth Proportional to 1,309,952,984,587.90, 1,964,969,507,035.20 and 449,415,083,084.20

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Solution

The fourth proportional to 1,309,952,984,587.90, 1,964,969,507,035.20 and 449,415,083,084.20 is: 674,136,358,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,952,984,587.90 : 1,964,969,507,035.20 = 449,415,083,084.20 : x
  2. Step 2: Convert to fraction form
    1,309,952,984,587.90/1,964,969,507,035.20 = 449,415,083,084.20/x
  3. Step 3: Cross multiply
    1,309,952,984,587.90x = 1,964,969,507,035.20 × 449,415,083,084.20
  4. Step 4: Simplify right side
    1,309,952,984,587.90x = 883,086,934,262,143,971,753,984
  5. Step 5: Solve for x
    x = 883,086,934,262,143,971,753,984/1,309,952,984,587.90
  6. Step 6: Final answer
    x = 674,136,358,061.70

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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.