Home / 260,064,035.84-390,117,282.24-130,605,066.56

Finding the Fourth Proportional to 260,064,035.84, 390,117,282.24 and 130,605,066.56

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Solution

The fourth proportional to 260,064,035.84, 390,117,282.24 and 130,605,066.56 is: 195,918,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,064,035.84 : 390,117,282.24 = 130,605,066.56 : x
  2. Step 2: Convert to fraction form
    260,064,035.84/390,117,282.24 = 130,605,066.56/x
  3. Step 3: Cross multiply
    260,064,035.84x = 390,117,282.24 × 130,605,066.56
  4. Step 4: Simplify right side
    260,064,035.84x = 50,951,293,613,161,512
  5. Step 5: Solve for x
    x = 50,951,293,613,161,512/260,064,035.84
  6. Step 6: Final answer
    x = 195,918,260.86

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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.