Home / 1,006,785,827,370.50-1,389,364,998,161.70-543,812,863,176.12

Finding the Fourth Proportional to 1,006,785,827,370.50, 1,389,364,998,161.70 and 543,812,863,176.12

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Solution

The fourth proportional to 1,006,785,827,370.50, 1,389,364,998,161.70 and 543,812,863,176.12 is: 750,462,051,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,785,827,370.50 : 1,389,364,998,161.70 = 543,812,863,176.12 : x
  2. Step 2: Convert to fraction form
    1,006,785,827,370.50/1,389,364,998,161.70 = 543,812,863,176.12/x
  3. Step 3: Cross multiply
    1,006,785,827,370.50x = 1,389,364,998,161.70 × 543,812,863,176.12
  4. Step 4: Simplify right side
    1,006,785,827,370.50x = 755,554,557,646,998,769,500,160
  5. Step 5: Solve for x
    x = 755,554,557,646,998,769,500,160/1,006,785,827,370.50
  6. Step 6: Final answer
    x = 750,462,051,715.94

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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.