Home / 18,334,836,219.70-27,502,254,329.55-9,966,553,657.30

Finding the Fourth Proportional to 18,334,836,219.70, 27,502,254,329.55 and 9,966,553,657.30

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Solution

The fourth proportional to 18,334,836,219.70, 27,502,254,329.55 and 9,966,553,657.30 is: 14,949,830,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,836,219.70 : 27,502,254,329.55 = 9,966,553,657.30 : x
  2. Step 2: Convert to fraction form
    18,334,836,219.70/27,502,254,329.55 = 9,966,553,657.30/x
  3. Step 3: Cross multiply
    18,334,836,219.70x = 27,502,254,329.55 × 9,966,553,657.30
  4. Step 4: Simplify right side
    18,334,836,219.70x = 274,102,693,472,171,294,720
  5. Step 5: Solve for x
    x = 274,102,693,472,171,294,720/18,334,836,219.70
  6. Step 6: Final answer
    x = 14,949,830,485.95

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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.