Home / 213,867,848.54-320,750,407.44-98,741,777.42

Finding the Fourth Proportional to 213,867,848.54, 320,750,407.44 and 98,741,777.42

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Solution

The fourth proportional to 213,867,848.54, 320,750,407.44 and 98,741,777.42 is: 148,088,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,867,848.54 : 320,750,407.44 = 98,741,777.42 : x
  2. Step 2: Convert to fraction form
    213,867,848.54/320,750,407.44 = 98,741,777.42/x
  3. Step 3: Cross multiply
    213,867,848.54x = 320,750,407.44 × 98,741,777.42
  4. Step 4: Simplify right side
    213,867,848.54x = 31,671,465,338,814,792
  5. Step 5: Solve for x
    x = 31,671,465,338,814,792/213,867,848.54
  6. Step 6: Final answer
    x = 148,088,950.98

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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.