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Finding the Fourth Proportional to 1,062,886,445.70, 1,594,329,668.55 and 729,991,803.30

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Solution

The fourth proportional to 1,062,886,445.70, 1,594,329,668.55 and 729,991,803.30 is: 1,094,987,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,886,445.70 : 1,594,329,668.55 = 729,991,803.30 : x
  2. Step 2: Convert to fraction form
    1,062,886,445.70/1,594,329,668.55 = 729,991,803.30/x
  3. Step 3: Cross multiply
    1,062,886,445.70x = 1,594,329,668.55 × 729,991,803.30
  4. Step 4: Simplify right side
    1,062,886,445.70x = 1,163,847,589,799,505,664
  5. Step 5: Solve for x
    x = 1,163,847,589,799,505,664/1,062,886,445.70
  6. Step 6: Final answer
    x = 1,094,987,704.95

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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.