Home / 945,543,129.55-1,417,186,293.04-440,079,268.57

Finding the Fourth Proportional to 945,543,129.55, 1,417,186,293.04 and 440,079,268.57

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Solution

The fourth proportional to 945,543,129.55, 1,417,186,293.04 and 440,079,268.57 is: 659,593,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,543,129.55 : 1,417,186,293.04 = 440,079,268.57 : x
  2. Step 2: Convert to fraction form
    945,543,129.55/1,417,186,293.04 = 440,079,268.57/x
  3. Step 3: Cross multiply
    945,543,129.55x = 1,417,186,293.04 × 440,079,268.57
  4. Step 4: Simplify right side
    945,543,129.55x = 623,674,307,268,472,832
  5. Step 5: Solve for x
    x = 623,674,307,268,472,832/945,543,129.55
  6. Step 6: Final answer
    x = 659,593,716.86

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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.