Home / 119,798,638.41-179,225,147.08-90,736,196.83

Finding the Fourth Proportional to 119,798,638.41, 179,225,147.08 and 90,736,196.83

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Solution

The fourth proportional to 119,798,638.41, 179,225,147.08 and 90,736,196.83 is: 135,746,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798,638.41 : 179,225,147.08 = 90,736,196.83 : x
  2. Step 2: Convert to fraction form
    119,798,638.41/179,225,147.08 = 90,736,196.83/x
  3. Step 3: Cross multiply
    119,798,638.41x = 179,225,147.08 × 90,736,196.83
  4. Step 4: Simplify right side
    119,798,638.41x = 16,262,208,222,336,580
  5. Step 5: Solve for x
    x = 16,262,208,222,336,580/119,798,638.41
  6. Step 6: Final answer
    x = 135,746,185.75

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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.