Home / 76,494,980.30-105,559,994.49-41,686,919.15

Finding the Fourth Proportional to 76,494,980.30, 105,559,994.49 and 41,686,919.15

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Solution

The fourth proportional to 76,494,980.30, 105,559,994.49 and 41,686,919.15 is: 57,526,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,494,980.30 : 105,559,994.49 = 41,686,919.15 : x
  2. Step 2: Convert to fraction form
    76,494,980.30/105,559,994.49 = 41,686,919.15/x
  3. Step 3: Cross multiply
    76,494,980.30x = 105,559,994.49 × 41,686,919.15
  4. Step 4: Simplify right side
    76,494,980.30x = 4,400,470,955,779,075
  5. Step 5: Solve for x
    x = 4,400,470,955,779,075/76,494,980.30
  6. Step 6: Final answer
    x = 57,526,270.85

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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.