Home / 460,689,273.45-632,367,120.80-407,308,977.45

Finding the Fourth Proportional to 460,689,273.45, 632,367,120.80 and 407,308,977.45

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Solution

The fourth proportional to 460,689,273.45, 632,367,120.80 and 407,308,977.45 is: 559,094,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,689,273.45 : 632,367,120.80 = 407,308,977.45 : x
  2. Step 2: Convert to fraction form
    460,689,273.45/632,367,120.80 = 407,308,977.45/x
  3. Step 3: Cross multiply
    460,689,273.45x = 632,367,120.80 × 407,308,977.45
  4. Step 4: Simplify right side
    460,689,273.45x = 257,568,805,347,066,880
  5. Step 5: Solve for x
    x = 257,568,805,347,066,880/460,689,273.45
  6. Step 6: Final answer
    x = 559,094,426.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.