Home / 703,261,623.60-1,054,892,435.40-359,276,266.80

Finding the Fourth Proportional to 703,261,623.60, 1,054,892,435.40 and 359,276,266.80

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Solution

The fourth proportional to 703,261,623.60, 1,054,892,435.40 and 359,276,266.80 is: 538,914,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,261,623.60 : 1,054,892,435.40 = 359,276,266.80 : x
  2. Step 2: Convert to fraction form
    703,261,623.60/1,054,892,435.40 = 359,276,266.80/x
  3. Step 3: Cross multiply
    703,261,623.60x = 1,054,892,435.40 × 359,276,266.80
  4. Step 4: Simplify right side
    703,261,623.60x = 378,997,816,066,072,192
  5. Step 5: Solve for x
    x = 378,997,816,066,072,192/703,261,623.60
  6. Step 6: Final answer
    x = 538,914,400.20

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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.