Home / 86,240,910.60-129,314,126.70-35,065,110.60

Finding the Fourth Proportional to 86,240,910.60, 129,314,126.70 and 35,065,110.60

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Solution

The fourth proportional to 86,240,910.60, 129,314,126.70 and 35,065,110.60 is: 52,578,458.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,240,910.60 : 129,314,126.70 = 35,065,110.60 : x
  2. Step 2: Convert to fraction form
    86,240,910.60/129,314,126.70 = 35,065,110.60/x
  3. Step 3: Cross multiply
    86,240,910.60x = 129,314,126.70 × 35,065,110.60
  4. Step 4: Simplify right side
    86,240,910.60x = 4,534,414,154,877,913
  5. Step 5: Solve for x
    x = 4,534,414,154,877,913/86,240,910.60
  6. Step 6: Final answer
    x = 52,578,458.68

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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.