Home / 568,012,356,127.75-783,881,691,423.06-314,553,262,879.75

Finding the Fourth Proportional to 568,012,356,127.75, 783,881,691,423.06 and 314,553,262,879.75

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Solution

The fourth proportional to 568,012,356,127.75, 783,881,691,423.06 and 314,553,262,879.75 is: 434,097,147,867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,012,356,127.75 : 783,881,691,423.06 = 314,553,262,879.75 : x
  2. Step 2: Convert to fraction form
    568,012,356,127.75/783,881,691,423.06 = 314,553,262,879.75/x
  3. Step 3: Cross multiply
    568,012,356,127.75x = 783,881,691,423.06 × 314,553,262,879.75
  4. Step 4: Simplify right side
    568,012,356,127.75x = 246,572,543,748,820,866,957,312
  5. Step 5: Solve for x
    x = 246,572,543,748,820,866,957,312/568,012,356,127.75
  6. Step 6: Final answer
    x = 434,097,147,867.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.