Home / 668,761,908.46-1,002,745,465.89-254,269,070.63

Finding the Fourth Proportional to 668,761,908.46, 1,002,745,465.89 and 254,269,070.63

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Solution

The fourth proportional to 668,761,908.46, 1,002,745,465.89 and 254,269,070.63 is: 381,252,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,761,908.46 : 1,002,745,465.89 = 254,269,070.63 : x
  2. Step 2: Convert to fraction form
    668,761,908.46/1,002,745,465.89 = 254,269,070.63/x
  3. Step 3: Cross multiply
    668,761,908.46x = 1,002,745,465.89 × 254,269,070.63
  4. Step 4: Simplify right side
    668,761,908.46x = 254,967,157,688,102,432
  5. Step 5: Solve for x
    x = 254,967,157,688,102,432/668,761,908.46
  6. Step 6: Final answer
    x = 381,252,512.24

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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.