Home / 10,719,201,478.87-16,075,390,963.57-3,538,718,739.66

Finding the Fourth Proportional to 10,719,201,478.87, 16,075,390,963.57 and 3,538,718,739.66

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Solution

The fourth proportional to 10,719,201,478.87, 16,075,390,963.57 and 3,538,718,739.66 is: 5,306,951,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,201,478.87 : 16,075,390,963.57 = 3,538,718,739.66 : x
  2. Step 2: Convert to fraction form
    10,719,201,478.87/16,075,390,963.57 = 3,538,718,739.66/x
  3. Step 3: Cross multiply
    10,719,201,478.87x = 16,075,390,963.57 × 3,538,718,739.66
  4. Step 4: Simplify right side
    10,719,201,478.87x = 56,886,287,250,139,103,232
  5. Step 5: Solve for x
    x = 56,886,287,250,139,103,232/10,719,201,478.87
  6. Step 6: Final answer
    x = 5,306,951,955.54

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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.