Home / 228,221,733.11-342,496,047.74-97,155,900.14

Finding the Fourth Proportional to 228,221,733.11, 342,496,047.74 and 97,155,900.14

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Solution

The fourth proportional to 228,221,733.11, 342,496,047.74 and 97,155,900.14 is: 145,803,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,221,733.11 : 342,496,047.74 = 97,155,900.14 : x
  2. Step 2: Convert to fraction form
    228,221,733.11/342,496,047.74 = 97,155,900.14/x
  3. Step 3: Cross multiply
    228,221,733.11x = 342,496,047.74 × 97,155,900.14
  4. Step 4: Simplify right side
    228,221,733.11x = 33,275,511,810,373,856
  5. Step 5: Solve for x
    x = 33,275,511,810,373,856/228,221,733.11
  6. Step 6: Final answer
    x = 145,803,431.42

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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.