Home / 140,751,598.28-211,162,563.05-99,333,344.36

Finding the Fourth Proportional to 140,751,598.28, 211,162,563.05 and 99,333,344.36

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Solution

The fourth proportional to 140,751,598.28, 211,162,563.05 and 99,333,344.36 is: 149,024,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,751,598.28 : 211,162,563.05 = 99,333,344.36 : x
  2. Step 2: Convert to fraction form
    140,751,598.28/211,162,563.05 = 99,333,344.36/x
  3. Step 3: Cross multiply
    140,751,598.28x = 211,162,563.05 × 99,333,344.36
  4. Step 4: Simplify right side
    140,751,598.28x = 20,975,483,591,101,804
  5. Step 5: Solve for x
    x = 20,975,483,591,101,804/140,751,598.28
  6. Step 6: Final answer
    x = 149,024,834.16

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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.