Home / 683,911,312.32-1,025,949,983.64-192,624,582.63

Finding the Fourth Proportional to 683,911,312.32, 1,025,949,983.64 and 192,624,582.63

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Solution

The fourth proportional to 683,911,312.32, 1,025,949,983.64 and 192,624,582.63 is: 288,960,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,911,312.32 : 1,025,949,983.64 = 192,624,582.63 : x
  2. Step 2: Convert to fraction form
    683,911,312.32/1,025,949,983.64 = 192,624,582.63/x
  3. Step 3: Cross multiply
    683,911,312.32x = 1,025,949,983.64 × 192,624,582.63
  4. Step 4: Simplify right side
    683,911,312.32x = 197,623,187,397,910,336
  5. Step 5: Solve for x
    x = 197,623,187,397,910,336/683,911,312.32
  6. Step 6: Final answer
    x = 288,960,255.28

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1.5x scale

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.