Home / 74,063,244-102,208,331.88-42,700,672.56

Finding the Fourth Proportional to 74,063,244, 102,208,331.88 and 42,700,672.56

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Solution

The fourth proportional to 74,063,244, 102,208,331.88 and 42,700,672.56 is: 58,927,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,063,244 : 102,208,331.88 = 42,700,672.56 : x
  2. Step 2: Convert to fraction form
    74,063,244/102,208,331.88 = 42,700,672.56/x
  3. Step 3: Cross multiply
    74,063,244x = 102,208,331.88 × 42,700,672.56
  4. Step 4: Simplify right side
    74,063,244x = 4,364,364,512,511,689.50
  5. Step 5: Solve for x
    x = 4,364,364,512,511,689.50/74,063,244
  6. Step 6: Final answer
    x = 58,927,536.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.