Home / 116,539,294.78-160,824,202.50-64,328,316.82

Finding the Fourth Proportional to 116,539,294.78, 160,824,202.50 and 64,328,316.82

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Solution

The fourth proportional to 116,539,294.78, 160,824,202.50 and 64,328,316.82 is: 88,773,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,539,294.78 : 160,824,202.50 = 64,328,316.82 : x
  2. Step 2: Convert to fraction form
    116,539,294.78/160,824,202.50 = 64,328,316.82/x
  3. Step 3: Cross multiply
    116,539,294.78x = 160,824,202.50 × 64,328,316.82
  4. Step 4: Simplify right side
    116,539,294.78x = 10,345,550,250,743,836
  5. Step 5: Solve for x
    x = 10,345,550,250,743,836/116,539,294.78
  6. Step 6: Final answer
    x = 88,773,063.80

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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.