Home / 647,948,012.61-894,167,679.61-365,749,852.71

Finding the Fourth Proportional to 647,948,012.61, 894,167,679.61 and 365,749,852.71

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Solution

The fourth proportional to 647,948,012.61, 894,167,679.61 and 365,749,852.71 is: 504,734,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,948,012.61 : 894,167,679.61 = 365,749,852.71 : x
  2. Step 2: Convert to fraction form
    647,948,012.61/894,167,679.61 = 365,749,852.71/x
  3. Step 3: Cross multiply
    647,948,012.61x = 894,167,679.61 × 365,749,852.71
  4. Step 4: Simplify right side
    647,948,012.61x = 327,041,697,113,571,200
  5. Step 5: Solve for x
    x = 327,041,697,113,571,200/647,948,012.61
  6. Step 6: Final answer
    x = 504,734,470.59

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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.