Home / 142,117,507.98-213,196,597.26-43,757,536.92

Finding the Fourth Proportional to 142,117,507.98, 213,196,597.26 and 43,757,536.92

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Solution

The fourth proportional to 142,117,507.98, 213,196,597.26 and 43,757,536.92 is: 65,642,566.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,117,507.98 : 213,196,597.26 = 43,757,536.92 : x
  2. Step 2: Convert to fraction form
    142,117,507.98/213,196,597.26 = 43,757,536.92/x
  3. Step 3: Cross multiply
    142,117,507.98x = 213,196,597.26 × 43,757,536.92
  4. Step 4: Simplify right side
    142,117,507.98x = 9,328,957,975,822,820
  5. Step 5: Solve for x
    x = 9,328,957,975,822,820/142,117,507.98
  6. Step 6: Final answer
    x = 65,642,566.55

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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.