Home / 1,438,147,554,592.20-1,984,627,814,635.10-778,937,232,161.10

Finding the Fourth Proportional to 1,438,147,554,592.20, 1,984,627,814,635.10 and 778,937,232,161.10

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Solution

The fourth proportional to 1,438,147,554,592.20, 1,984,627,814,635.10 and 778,937,232,161.10 is: 1,074,924,816,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,147,554,592.20 : 1,984,627,814,635.10 = 778,937,232,161.10 : x
  2. Step 2: Convert to fraction form
    1,438,147,554,592.20/1,984,627,814,635.10 = 778,937,232,161.10/x
  3. Step 3: Cross multiply
    1,438,147,554,592.20x = 1,984,627,814,635.10 × 778,937,232,161.10
  4. Step 4: Simplify right side
    1,438,147,554,592.20x = 1,545,900,496,801,797,383,389,184
  5. Step 5: Solve for x
    x = 1,545,900,496,801,797,383,389,184/1,438,147,554,592.20
  6. Step 6: Final answer
    x = 1,074,924,816,904.59

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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.