Home / 86,254,927.46-129,422,794.23-42,511,839.98

Finding the Fourth Proportional to 86,254,927.46, 129,422,794.23 and 42,511,839.98

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Solution

The fourth proportional to 86,254,927.46, 129,422,794.23 and 42,511,839.98 is: 63,787,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,254,927.46 : 129,422,794.23 = 42,511,839.98 : x
  2. Step 2: Convert to fraction form
    86,254,927.46/129,422,794.23 = 42,511,839.98/x
  3. Step 3: Cross multiply
    86,254,927.46x = 129,422,794.23 × 42,511,839.98
  4. Step 4: Simplify right side
    86,254,927.46x = 5,502,001,118,070,227
  5. Step 5: Solve for x
    x = 5,502,001,118,070,227/86,254,927.46
  6. Step 6: Final answer
    x = 63,787,673.12

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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.