Home / 202,245,769-279,019,746.06-117,458,453.92

Finding the Fourth Proportional to 202,245,769, 279,019,746.06 and 117,458,453.92

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Solution

The fourth proportional to 202,245,769, 279,019,746.06 and 117,458,453.92 is: 162,046,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,245,769 : 279,019,746.06 = 117,458,453.92 : x
  2. Step 2: Convert to fraction form
    202,245,769/279,019,746.06 = 117,458,453.92/x
  3. Step 3: Cross multiply
    202,245,769x = 279,019,746.06 × 117,458,453.92
  4. Step 4: Simplify right side
    202,245,769x = 32,773,227,985,358,612
  5. Step 5: Solve for x
    x = 32,773,227,985,358,612/202,245,769
  6. Step 6: Final answer
    x = 162,046,544.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.