Home / 703,501,885.80-1,055,252,828.70-340,704,829.80

Finding the Fourth Proportional to 703,501,885.80, 1,055,252,828.70 and 340,704,829.80

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Solution

The fourth proportional to 703,501,885.80, 1,055,252,828.70 and 340,704,829.80 is: 511,057,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,501,885.80 : 1,055,252,828.70 = 340,704,829.80 : x
  2. Step 2: Convert to fraction form
    703,501,885.80/1,055,252,828.70 = 340,704,829.80/x
  3. Step 3: Cross multiply
    703,501,885.80x = 1,055,252,828.70 × 340,704,829.80
  4. Step 4: Simplify right side
    703,501,885.80x = 359,529,735,398,202,112
  5. Step 5: Solve for x
    x = 359,529,735,398,202,112/703,501,885.80
  6. Step 6: Final answer
    x = 511,057,244.70

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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.