Home / 1,006,785,827,372.50-1,389,364,998,164.50-543,812,863,178.12

Finding the Fourth Proportional to 1,006,785,827,372.50, 1,389,364,998,164.50 and 543,812,863,178.12

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Solution

The fourth proportional to 1,006,785,827,372.50, 1,389,364,998,164.50 and 543,812,863,178.12 is: 750,462,051,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,785,827,372.50 : 1,389,364,998,164.50 = 543,812,863,178.12 : x
  2. Step 2: Convert to fraction form
    1,006,785,827,372.50/1,389,364,998,164.50 = 543,812,863,178.12/x
  3. Step 3: Cross multiply
    1,006,785,827,372.50x = 1,389,364,998,164.50 × 543,812,863,178.12
  4. Step 4: Simplify right side
    1,006,785,827,372.50x = 755,554,557,651,300,179,247,104
  5. Step 5: Solve for x
    x = 755,554,557,651,300,179,247,104/1,006,785,827,372.50
  6. Step 6: Final answer
    x = 750,462,051,718.73

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Double scale
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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.