Home / 783,631,844.19-1,175,617,827.41-238,359,206.43

Finding the Fourth Proportional to 783,631,844.19, 1,175,617,827.41 and 238,359,206.43

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Solution

The fourth proportional to 783,631,844.19, 1,175,617,827.41 and 238,359,206.43 is: 357,590,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,631,844.19 : 1,175,617,827.41 = 238,359,206.43 : x
  2. Step 2: Convert to fraction form
    783,631,844.19/1,175,617,827.41 = 238,359,206.43/x
  3. Step 3: Cross multiply
    783,631,844.19x = 1,175,617,827.41 × 238,359,206.43
  4. Step 4: Simplify right side
    783,631,844.19x = 280,219,332,405,216,512
  5. Step 5: Solve for x
    x = 280,219,332,405,216,512/783,631,844.19
  6. Step 6: Final answer
    x = 357,590,537.55

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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.