Home / 806,771,697.96-1,210,509,543.48-282,517,074.26

Finding the Fourth Proportional to 806,771,697.96, 1,210,509,543.48 and 282,517,074.26

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Solution

The fourth proportional to 806,771,697.96, 1,210,509,543.48 and 282,517,074.26 is: 423,898,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,771,697.96 : 1,210,509,543.48 = 282,517,074.26 : x
  2. Step 2: Convert to fraction form
    806,771,697.96/1,210,509,543.48 = 282,517,074.26/x
  3. Step 3: Cross multiply
    806,771,697.96x = 1,210,509,543.48 × 282,517,074.26
  4. Step 4: Simplify right side
    806,771,697.96x = 341,989,614,587,777,856
  5. Step 5: Solve for x
    x = 341,989,614,587,777,856/806,771,697.96
  6. Step 6: Final answer
    x = 423,898,874.31

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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.