Home / 945,543,129.80-1,417,186,293.41-440,079,268.82

Finding the Fourth Proportional to 945,543,129.80, 1,417,186,293.41 and 440,079,268.82

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Solution

The fourth proportional to 945,543,129.80, 1,417,186,293.41 and 440,079,268.82 is: 659,593,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,543,129.80 : 1,417,186,293.41 = 440,079,268.82 : x
  2. Step 2: Convert to fraction form
    945,543,129.80/1,417,186,293.41 = 440,079,268.82/x
  3. Step 3: Cross multiply
    945,543,129.80x = 1,417,186,293.41 × 440,079,268.82
  4. Step 4: Simplify right side
    945,543,129.80x = 623,674,307,779,613,056
  5. Step 5: Solve for x
    x = 623,674,307,779,613,056/945,543,129.80
  6. Step 6: Final answer
    x = 659,593,717.23

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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.