Home / 1,564,653,074.65-2,347,342,634.45-515,353,623.22

Finding the Fourth Proportional to 1,564,653,074.65, 2,347,342,634.45 and 515,353,623.22

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Solution

The fourth proportional to 1,564,653,074.65, 2,347,342,634.45 and 515,353,623.22 is: 773,150,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,653,074.65 : 2,347,342,634.45 = 515,353,623.22 : x
  2. Step 2: Convert to fraction form
    1,564,653,074.65/2,347,342,634.45 = 515,353,623.22/x
  3. Step 3: Cross multiply
    1,564,653,074.65x = 2,347,342,634.45 × 515,353,623.22
  4. Step 4: Simplify right side
    1,564,653,074.65x = 1,209,711,531,594,142,464
  5. Step 5: Solve for x
    x = 1,209,711,531,594,142,464/1,564,653,074.65
  6. Step 6: Final answer
    x = 773,150,004.43

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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.