Home / 770,405,419.60-1,063,165,486.98-452,780,367.46

Finding the Fourth Proportional to 770,405,419.60, 1,063,165,486.98 and 452,780,367.46

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Solution

The fourth proportional to 770,405,419.60, 1,063,165,486.98 and 452,780,367.46 is: 624,840,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,405,419.60 : 1,063,165,486.98 = 452,780,367.46 : x
  2. Step 2: Convert to fraction form
    770,405,419.60/1,063,165,486.98 = 452,780,367.46/x
  3. Step 3: Cross multiply
    770,405,419.60x = 1,063,165,486.98 × 452,780,367.46
  4. Step 4: Simplify right side
    770,405,419.60x = 481,380,459,865,594,240
  5. Step 5: Solve for x
    x = 481,380,459,865,594,240/770,405,419.60
  6. Step 6: Final answer
    x = 624,840,438.06

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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.