Home / 133,306,308.57-199,907,767.03-45,851,196.63

Finding the Fourth Proportional to 133,306,308.57, 199,907,767.03 and 45,851,196.63

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Solution

The fourth proportional to 133,306,308.57, 199,907,767.03 and 45,851,196.63 is: 68,759,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,306,308.57 : 199,907,767.03 = 45,851,196.63 : x
  2. Step 2: Convert to fraction form
    133,306,308.57/199,907,767.03 = 45,851,196.63/x
  3. Step 3: Cross multiply
    133,306,308.57x = 199,907,767.03 × 45,851,196.63
  4. Step 4: Simplify right side
    133,306,308.57x = 9,166,010,333,956,762
  5. Step 5: Solve for x
    x = 9,166,010,333,956,762/133,306,308.57
  6. Step 6: Final answer
    x = 68,759,013.98

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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.