Home / 1,033,128,375.39-1,549,698,161.81-306,123,385.95

Finding the Fourth Proportional to 1,033,128,375.39, 1,549,698,161.81 and 306,123,385.95

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Solution

The fourth proportional to 1,033,128,375.39, 1,549,698,161.81 and 306,123,385.95 is: 459,186,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,128,375.39 : 1,549,698,161.81 = 306,123,385.95 : x
  2. Step 2: Convert to fraction form
    1,033,128,375.39/1,549,698,161.81 = 306,123,385.95/x
  3. Step 3: Cross multiply
    1,033,128,375.39x = 1,549,698,161.81 × 306,123,385.95
  4. Step 4: Simplify right side
    1,033,128,375.39x = 474,398,848,492,237,568
  5. Step 5: Solve for x
    x = 474,398,848,492,237,568/1,033,128,375.39
  6. Step 6: Final answer
    x = 459,186,737.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.