Home / 517,093,949.82-775,583,628.73-185,087,699.63

Finding the Fourth Proportional to 517,093,949.82, 775,583,628.73 and 185,087,699.63

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Solution

The fourth proportional to 517,093,949.82, 775,583,628.73 and 185,087,699.63 is: 277,611,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,093,949.82 : 775,583,628.73 = 185,087,699.63 : x
  2. Step 2: Convert to fraction form
    517,093,949.82/775,583,628.73 = 185,087,699.63/x
  3. Step 3: Cross multiply
    517,093,949.82x = 775,583,628.73 × 185,087,699.63
  4. Step 4: Simplify right side
    517,093,949.82x = 143,550,989,710,891,472
  5. Step 5: Solve for x
    x = 143,550,989,710,891,472/517,093,949.82
  6. Step 6: Final answer
    x = 277,611,041.01

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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.