Home / 10,719,201,478.12-16,075,390,962.44-3,538,718,738.91

Finding the Fourth Proportional to 10,719,201,478.12, 16,075,390,962.44 and 3,538,718,738.91

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Solution

The fourth proportional to 10,719,201,478.12, 16,075,390,962.44 and 3,538,718,738.91 is: 5,306,951,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,201,478.12 : 16,075,390,962.44 = 3,538,718,738.91 : x
  2. Step 2: Convert to fraction form
    10,719,201,478.12/16,075,390,962.44 = 3,538,718,738.91/x
  3. Step 3: Cross multiply
    10,719,201,478.12x = 16,075,390,962.44 × 3,538,718,738.91
  4. Step 4: Simplify right side
    10,719,201,478.12x = 56,886,287,234,097,963,008
  5. Step 5: Solve for x
    x = 56,886,287,234,097,963,008/10,719,201,478.12
  6. Step 6: Final answer
    x = 5,306,951,954.42

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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.