Home / 6,499,378,938.48-9,742,264,119.18-2,719,936,697.28

Finding the Fourth Proportional to 6,499,378,938.48, 9,742,264,119.18 and 2,719,936,697.28

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Solution

The fourth proportional to 6,499,378,938.48, 9,742,264,119.18 and 2,719,936,697.28 is: 4,077,057,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499,378,938.48 : 9,742,264,119.18 = 2,719,936,697.28 : x
  2. Step 2: Convert to fraction form
    6,499,378,938.48/9,742,264,119.18 = 2,719,936,697.28/x
  3. Step 3: Cross multiply
    6,499,378,938.48x = 9,742,264,119.18 × 2,719,936,697.28
  4. Step 4: Simplify right side
    6,499,378,938.48x = 26,498,341,692,351,901,696
  5. Step 5: Solve for x
    x = 26,498,341,692,351,901,696/6,499,378,938.48
  6. Step 6: Final answer
    x = 4,077,057,507.06

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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.