Home / 757,066,857.40-1,135,706,574.30-239,443,323.40

Finding the Fourth Proportional to 757,066,857.40, 1,135,706,574.30 and 239,443,323.40

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Solution

The fourth proportional to 757,066,857.40, 1,135,706,574.30 and 239,443,323.40 is: 359,198,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,066,857.40 : 1,135,706,574.30 = 239,443,323.40 : x
  2. Step 2: Convert to fraction form
    757,066,857.40/1,135,706,574.30 = 239,443,323.40/x
  3. Step 3: Cross multiply
    757,066,857.40x = 1,135,706,574.30 × 239,443,323.40
  4. Step 4: Simplify right side
    757,066,857.40x = 271,937,356,557,621,024
  5. Step 5: Solve for x
    x = 271,937,356,557,621,024/757,066,857.40
  6. Step 6: Final answer
    x = 359,198,601.68

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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.