Home / 835,387,255.70-1,152,766,923.64-482,985,956.52

Finding the Fourth Proportional to 835,387,255.70, 1,152,766,923.64 and 482,985,956.52

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Solution

The fourth proportional to 835,387,255.70, 1,152,766,923.64 and 482,985,956.52 is: 666,481,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,387,255.70 : 1,152,766,923.64 = 482,985,956.52 : x
  2. Step 2: Convert to fraction form
    835,387,255.70/1,152,766,923.64 = 482,985,956.52/x
  3. Step 3: Cross multiply
    835,387,255.70x = 1,152,766,923.64 × 482,985,956.52
  4. Step 4: Simplify right side
    835,387,255.70x = 556,770,235,258,883,200
  5. Step 5: Solve for x
    x = 556,770,235,258,883,200/835,387,255.70
  6. Step 6: Final answer
    x = 666,481,600.55

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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.