Home / 1,987,197,864.56-2,742,253,211.64-1,082,934,597.24

Finding the Fourth Proportional to 1,987,197,864.56, 2,742,253,211.64 and 1,082,934,597.24

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Solution

The fourth proportional to 1,987,197,864.56, 2,742,253,211.64 and 1,082,934,597.24 is: 1,494,406,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,197,864.56 : 2,742,253,211.64 = 1,082,934,597.24 : x
  2. Step 2: Convert to fraction form
    1,987,197,864.56/2,742,253,211.64 = 1,082,934,597.24/x
  3. Step 3: Cross multiply
    1,987,197,864.56x = 2,742,253,211.64 × 1,082,934,597.24
  4. Step 4: Simplify right side
    1,987,197,864.56x = 2,969,680,877,277,459,968
  5. Step 5: Solve for x
    x = 2,969,680,877,277,459,968/1,987,197,864.56
  6. Step 6: Final answer
    x = 1,494,406,234.15

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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.