Home / 568,124,270.48-783,966,840.36-348,077,778.32

Finding the Fourth Proportional to 568,124,270.48, 783,966,840.36 and 348,077,778.32

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Solution

The fourth proportional to 568,124,270.48, 783,966,840.36 and 348,077,778.32 is: 480,319,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,124,270.48 : 783,966,840.36 = 348,077,778.32 : x
  2. Step 2: Convert to fraction form
    568,124,270.48/783,966,840.36 = 348,077,778.32/x
  3. Step 3: Cross multiply
    568,124,270.48x = 783,966,840.36 × 348,077,778.32
  4. Step 4: Simplify right side
    568,124,270.48x = 272,881,436,069,058,912
  5. Step 5: Solve for x
    x = 272,881,436,069,058,912/568,124,270.48
  6. Step 6: Final answer
    x = 480,319,976.19

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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.