Home / 354,699,850,488.24-489,481,896,838.32-192,115,451,532.72

Finding the Fourth Proportional to 354,699,850,488.24, 489,481,896,838.32 and 192,115,451,532.72

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Solution

The fourth proportional to 354,699,850,488.24, 489,481,896,838.32 and 192,115,451,532.72 is: 265,117,212,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,699,850,488.24 : 489,481,896,838.32 = 192,115,451,532.72 : x
  2. Step 2: Convert to fraction form
    354,699,850,488.24/489,481,896,838.32 = 192,115,451,532.72/x
  3. Step 3: Cross multiply
    354,699,850,488.24x = 489,481,896,838.32 × 192,115,451,532.72
  4. Step 4: Simplify right side
    354,699,850,488.24x = 94,037,035,628,186,122,059,776
  5. Step 5: Solve for x
    x = 94,037,035,628,186,122,059,776/354,699,850,488.24
  6. Step 6: Final answer
    x = 265,117,212,479.07

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1.5x scale

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.