Home / 209,953,824.30-314,930,736.45-64,409,849.10

Finding the Fourth Proportional to 209,953,824.30, 314,930,736.45 and 64,409,849.10

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Solution

The fourth proportional to 209,953,824.30, 314,930,736.45 and 64,409,849.10 is: 96,614,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,824.30 : 314,930,736.45 = 64,409,849.10 : x
  2. Step 2: Convert to fraction form
    209,953,824.30/314,930,736.45 = 64,409,849.10/x
  3. Step 3: Cross multiply
    209,953,824.30x = 314,930,736.45 × 64,409,849.10
  4. Step 4: Simplify right side
    209,953,824.30x = 20,284,641,211,696,368
  5. Step 5: Solve for x
    x = 20,284,641,211,696,368/209,953,824.30
  6. Step 6: Final answer
    x = 96,614,773.65

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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.