Home / 1,121,521,670.83-1,682,573,372.87-596,459,011.20

Finding the Fourth Proportional to 1,121,521,670.83, 1,682,573,372.87 and 596,459,011.20

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Solution

The fourth proportional to 1,121,521,670.83, 1,682,573,372.87 and 596,459,011.20 is: 894,843,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,521,670.83 : 1,682,573,372.87 = 596,459,011.20 : x
  2. Step 2: Convert to fraction form
    1,121,521,670.83/1,682,573,372.87 = 596,459,011.20/x
  3. Step 3: Cross multiply
    1,121,521,670.83x = 1,682,573,372.87 × 596,459,011.20
  4. Step 4: Simplify right side
    1,121,521,670.83x = 1,003,586,050,253,489,152
  5. Step 5: Solve for x
    x = 1,003,586,050,253,489,152/1,121,521,670.83
  6. Step 6: Final answer
    x = 894,843,208.43

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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.