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Finding the Fourth Proportional to 636,201,308,143.80, 954,301,962,215.70 and 636,201,308,143.80

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Solution

The fourth proportional to 636,201,308,143.80, 954,301,962,215.70 and 636,201,308,143.80 is: 954,301,962,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,201,308,143.80 : 954,301,962,215.70 = 636,201,308,143.80 : x
  2. Step 2: Convert to fraction form
    636,201,308,143.80/954,301,962,215.70 = 636,201,308,143.80/x
  3. Step 3: Cross multiply
    636,201,308,143.80x = 954,301,962,215.70 × 636,201,308,143.80
  4. Step 4: Simplify right side
    636,201,308,143.80x = 607,128,156,725,823,563,366,400
  5. Step 5: Solve for x
    x = 607,128,156,725,823,563,366,400/636,201,308,143.80
  6. Step 6: Final answer
    x = 954,301,962,215.70

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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.