Home / 4,715,012,147.23-7,072,518,227.76-1,916,324,986.67

Finding the Fourth Proportional to 4,715,012,147.23, 7,072,518,227.76 and 1,916,324,986.67

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Solution

The fourth proportional to 4,715,012,147.23, 7,072,518,227.76 and 1,916,324,986.67 is: 2,874,487,482.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,012,147.23 : 7,072,518,227.76 = 1,916,324,986.67 : x
  2. Step 2: Convert to fraction form
    4,715,012,147.23/7,072,518,227.76 = 1,916,324,986.67/x
  3. Step 3: Cross multiply
    4,715,012,147.23x = 7,072,518,227.76 × 1,916,324,986.67
  4. Step 4: Simplify right side
    4,715,012,147.23x = 13,553,243,398,535,514,112
  5. Step 5: Solve for x
    x = 13,553,243,398,535,514,112/4,715,012,147.23
  6. Step 6: Final answer
    x = 2,874,487,482.82

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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.