Home / 142,066,615.06-213,105,901.62-45,026,151.85

Finding the Fourth Proportional to 142,066,615.06, 213,105,901.62 and 45,026,151.85

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Solution

The fourth proportional to 142,066,615.06, 213,105,901.62 and 45,026,151.85 is: 67,541,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,066,615.06 : 213,105,901.62 = 45,026,151.85 : x
  2. Step 2: Convert to fraction form
    142,066,615.06/213,105,901.62 = 45,026,151.85/x
  3. Step 3: Cross multiply
    142,066,615.06x = 213,105,901.62 × 45,026,151.85
  4. Step 4: Simplify right side
    142,066,615.06x = 9,595,338,686,473,282
  5. Step 5: Solve for x
    x = 9,595,338,686,473,282/142,066,615.06
  6. Step 6: Final answer
    x = 67,541,122.75

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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.