Home / 347,058,941.06-478,950,150.83-190,426,006.55

Finding the Fourth Proportional to 347,058,941.06, 478,950,150.83 and 190,426,006.55

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Solution

The fourth proportional to 347,058,941.06, 478,950,150.83 and 190,426,006.55 is: 262,792,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,058,941.06 : 478,950,150.83 = 190,426,006.55 : x
  2. Step 2: Convert to fraction form
    347,058,941.06/478,950,150.83 = 190,426,006.55/x
  3. Step 3: Cross multiply
    347,058,941.06x = 478,950,150.83 × 190,426,006.55
  4. Step 4: Simplify right side
    347,058,941.06x = 91,204,564,555,730,176
  5. Step 5: Solve for x
    x = 91,204,564,555,730,176/347,058,941.06
  6. Step 6: Final answer
    x = 262,792,724.14

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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.