Home / 907,118,087.60-1,360,677,131.40-362,250,657.20

Finding the Fourth Proportional to 907,118,087.60, 1,360,677,131.40 and 362,250,657.20

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Solution

The fourth proportional to 907,118,087.60, 1,360,677,131.40 and 362,250,657.20 is: 543,375,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,118,087.60 : 1,360,677,131.40 = 362,250,657.20 : x
  2. Step 2: Convert to fraction form
    907,118,087.60/1,360,677,131.40 = 362,250,657.20/x
  3. Step 3: Cross multiply
    907,118,087.60x = 1,360,677,131.40 × 362,250,657.20
  4. Step 4: Simplify right side
    907,118,087.60x = 492,906,185,086,660,800
  5. Step 5: Solve for x
    x = 492,906,185,086,660,800/907,118,087.60
  6. Step 6: Final answer
    x = 543,375,985.80

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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.