Home / 205,819,091.81-284,038,334.21-113,003,511.65

Finding the Fourth Proportional to 205,819,091.81, 284,038,334.21 and 113,003,511.65

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Solution

The fourth proportional to 205,819,091.81, 284,038,334.21 and 113,003,511.65 is: 155,949,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,819,091.81 : 284,038,334.21 = 113,003,511.65 : x
  2. Step 2: Convert to fraction form
    205,819,091.81/284,038,334.21 = 113,003,511.65/x
  3. Step 3: Cross multiply
    205,819,091.81x = 284,038,334.21 × 113,003,511.65
  4. Step 4: Simplify right side
    205,819,091.81x = 32,097,329,208,946,328
  5. Step 5: Solve for x
    x = 32,097,329,208,946,328/205,819,091.81
  6. Step 6: Final answer
    x = 155,949,231.56

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Why These Related Problems?

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