Home / 614,626,989.29-847,649,208.86-435,656,884.22

Finding the Fourth Proportional to 614,626,989.29, 847,649,208.86 and 435,656,884.22

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Solution

The fourth proportional to 614,626,989.29, 847,649,208.86 and 435,656,884.22 is: 600,826,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,626,989.29 : 847,649,208.86 = 435,656,884.22 : x
  2. Step 2: Convert to fraction form
    614,626,989.29/847,649,208.86 = 435,656,884.22/x
  3. Step 3: Cross multiply
    614,626,989.29x = 847,649,208.86 × 435,656,884.22
  4. Step 4: Simplify right side
    614,626,989.29x = 369,284,213,237,079,104
  5. Step 5: Solve for x
    x = 369,284,213,237,079,104/614,626,989.29
  6. Step 6: Final answer
    x = 600,826,549.56

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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.