Home / 224,048,912,287.52-309,188,430,495.12-121,166,031,957.28

Finding the Fourth Proportional to 224,048,912,287.52, 309,188,430,495.12 and 121,166,031,957.28

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Solution

The fourth proportional to 224,048,912,287.52, 309,188,430,495.12 and 121,166,031,957.28 is: 167,209,627,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,048,912,287.52 : 309,188,430,495.12 = 121,166,031,957.28 : x
  2. Step 2: Convert to fraction form
    224,048,912,287.52/309,188,430,495.12 = 121,166,031,957.28/x
  3. Step 3: Cross multiply
    224,048,912,287.52x = 309,188,430,495.12 × 121,166,031,957.28
  4. Step 4: Simplify right side
    224,048,912,287.52x = 37,463,135,250,192,952,983,552
  5. Step 5: Solve for x
    x = 37,463,135,250,192,952,983,552/224,048,912,287.52
  6. Step 6: Final answer
    x = 167,209,627,878.56

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1.5x scale

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.