Home / 835,969,723.60-1,153,660,411.92-459,642,181.36

Finding the Fourth Proportional to 835,969,723.60, 1,153,660,411.92 and 459,642,181.36

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Solution

The fourth proportional to 835,969,723.60, 1,153,660,411.92 and 459,642,181.36 is: 634,318,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,969,723.60 : 1,153,660,411.92 = 459,642,181.36 : x
  2. Step 2: Convert to fraction form
    835,969,723.60/1,153,660,411.92 = 459,642,181.36/x
  3. Step 3: Cross multiply
    835,969,723.60x = 1,153,660,411.92 × 459,642,181.36
  4. Step 4: Simplify right side
    835,969,723.60x = 530,270,988,283,585,024
  5. Step 5: Solve for x
    x = 530,270,988,283,585,024/835,969,723.60
  6. Step 6: Final answer
    x = 634,318,412.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.