Home / 703,535,998.80-1,055,303,998.20-590,665,803.60

Finding the Fourth Proportional to 703,535,998.80, 1,055,303,998.20 and 590,665,803.60

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Solution

The fourth proportional to 703,535,998.80, 1,055,303,998.20 and 590,665,803.60 is: 885,998,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,535,998.80 : 1,055,303,998.20 = 590,665,803.60 : x
  2. Step 2: Convert to fraction form
    703,535,998.80/1,055,303,998.20 = 590,665,803.60/x
  3. Step 3: Cross multiply
    703,535,998.80x = 1,055,303,998.20 × 590,665,803.60
  4. Step 4: Simplify right side
    703,535,998.80x = 623,331,984,139,096,064
  5. Step 5: Solve for x
    x = 623,331,984,139,096,064/703,535,998.80
  6. Step 6: Final answer
    x = 885,998,705.40

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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.