Home / 647,948,063.13-894,167,749.40-365,749,903.23

Finding the Fourth Proportional to 647,948,063.13, 894,167,749.40 and 365,749,903.23

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Solution

The fourth proportional to 647,948,063.13, 894,167,749.40 and 365,749,903.23 is: 504,734,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,948,063.13 : 894,167,749.40 = 365,749,903.23 : x
  2. Step 2: Convert to fraction form
    647,948,063.13/894,167,749.40 = 365,749,903.23/x
  3. Step 3: Cross multiply
    647,948,063.13x = 894,167,749.40 × 365,749,903.23
  4. Step 4: Simplify right side
    647,948,063.13x = 327,041,767,809,254,976
  5. Step 5: Solve for x
    x = 327,041,767,809,254,976/647,948,063.13
  6. Step 6: Final answer
    x = 504,734,540.34

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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.