Home / 158,447,111.90-237,670,667.85-72,353,669.90

Finding the Fourth Proportional to 158,447,111.90, 237,670,667.85 and 72,353,669.90

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Solution

The fourth proportional to 158,447,111.90, 237,670,667.85 and 72,353,669.90 is: 108,530,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,447,111.90 : 237,670,667.85 = 72,353,669.90 : x
  2. Step 2: Convert to fraction form
    158,447,111.90/237,670,667.85 = 72,353,669.90/x
  3. Step 3: Cross multiply
    158,447,111.90x = 237,670,667.85 × 72,353,669.90
  4. Step 4: Simplify right side
    158,447,111.90x = 17,196,345,046,531,444
  5. Step 5: Solve for x
    x = 17,196,345,046,531,444/158,447,111.90
  6. Step 6: Final answer
    x = 108,530,504.85

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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.