Home / 908,336,033.07-1,253,504,230.05-490,648,322.49

Finding the Fourth Proportional to 908,336,033.07, 1,253,504,230.05 and 490,648,322.49

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Solution

The fourth proportional to 908,336,033.07, 1,253,504,230.05 and 490,648,322.49 is: 677,094,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,336,033.07 : 1,253,504,230.05 = 490,648,322.49 : x
  2. Step 2: Convert to fraction form
    908,336,033.07/1,253,504,230.05 = 490,648,322.49/x
  3. Step 3: Cross multiply
    908,336,033.07x = 1,253,504,230.05 × 490,648,322.49
  4. Step 4: Simplify right side
    908,336,033.07x = 615,029,747,708,151,552
  5. Step 5: Solve for x
    x = 615,029,747,708,151,552/908,336,033.07
  6. Step 6: Final answer
    x = 677,094,957.50

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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.