Home / 783,631,842.69-1,175,617,825.16-238,359,204.93

Finding the Fourth Proportional to 783,631,842.69, 1,175,617,825.16 and 238,359,204.93

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Solution

The fourth proportional to 783,631,842.69, 1,175,617,825.16 and 238,359,204.93 is: 357,590,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,631,842.69 : 1,175,617,825.16 = 238,359,204.93 : x
  2. Step 2: Convert to fraction form
    783,631,842.69/1,175,617,825.16 = 238,359,204.93/x
  3. Step 3: Cross multiply
    783,631,842.69x = 1,175,617,825.16 × 238,359,204.93
  4. Step 4: Simplify right side
    783,631,842.69x = 280,219,330,105,481,568
  5. Step 5: Solve for x
    x = 280,219,330,105,481,568/783,631,842.69
  6. Step 6: Final answer
    x = 357,590,535.30

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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.