Home / 142,066,634.40-213,105,930.48-45,026,171.10

Finding the Fourth Proportional to 142,066,634.40, 213,105,930.48 and 45,026,171.10

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Solution

The fourth proportional to 142,066,634.40, 213,105,930.48 and 45,026,171.10 is: 67,541,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,066,634.40 : 213,105,930.48 = 45,026,171.10 : x
  2. Step 2: Convert to fraction form
    142,066,634.40/213,105,930.48 = 45,026,171.10/x
  3. Step 3: Cross multiply
    142,066,634.40x = 213,105,930.48 × 45,026,171.10
  4. Step 4: Simplify right side
    142,066,634.40x = 9,595,344,088,217,184
  5. Step 5: Solve for x
    x = 9,595,344,088,217,184/142,066,634.40
  6. Step 6: Final answer
    x = 67,541,151.58

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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.