Home / 100,848,329.10-151,272,493.65-92,238,984.90

Finding the Fourth Proportional to 100,848,329.10, 151,272,493.65 and 92,238,984.90

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Solution

The fourth proportional to 100,848,329.10, 151,272,493.65 and 92,238,984.90 is: 138,358,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,848,329.10 : 151,272,493.65 = 92,238,984.90 : x
  2. Step 2: Convert to fraction form
    100,848,329.10/151,272,493.65 = 92,238,984.90/x
  3. Step 3: Cross multiply
    100,848,329.10x = 151,272,493.65 × 92,238,984.90
  4. Step 4: Simplify right side
    100,848,329.10x = 13,953,221,257,567,698
  5. Step 5: Solve for x
    x = 13,953,221,257,567,698/100,848,329.10
  6. Step 6: Final answer
    x = 138,358,477.35

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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.