Home / 139,467,599.24-209,201,397.88-50,842,816.32

Finding the Fourth Proportional to 139,467,599.24, 209,201,397.88 and 50,842,816.32

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Solution

The fourth proportional to 139,467,599.24, 209,201,397.88 and 50,842,816.32 is: 76,264,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,467,599.24 : 209,201,397.88 = 50,842,816.32 : x
  2. Step 2: Convert to fraction form
    139,467,599.24/209,201,397.88 = 50,842,816.32/x
  3. Step 3: Cross multiply
    139,467,599.24x = 209,201,397.88 × 50,842,816.32
  4. Step 4: Simplify right side
    139,467,599.24x = 10,636,388,246,300,078
  5. Step 5: Solve for x
    x = 10,636,388,246,300,078/139,467,599.24
  6. Step 6: Final answer
    x = 76,264,224.12

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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.