Home / 866,916,022,069.74-1,196,074,208,240.90-500,976,909,730.74

Finding the Fourth Proportional to 866,916,022,069.74, 1,196,074,208,240.90 and 500,976,909,730.74

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Solution

The fourth proportional to 866,916,022,069.74, 1,196,074,208,240.90 and 500,976,909,730.74 is: 691,192,163,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,916,022,069.74 : 1,196,074,208,240.90 = 500,976,909,730.74 : x
  2. Step 2: Convert to fraction form
    866,916,022,069.74/1,196,074,208,240.90 = 500,976,909,730.74/x
  3. Step 3: Cross multiply
    866,916,022,069.74x = 1,196,074,208,240.90 × 500,976,909,730.74
  4. Step 4: Simplify right side
    866,916,022,069.74x = 599,205,560,653,167,592,472,576
  5. Step 5: Solve for x
    x = 599,205,560,653,167,592,472,576/866,916,022,069.74
  6. Step 6: Final answer
    x = 691,192,163,253.11

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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.