Home / 127,756,255.40-191,662,376.70-41,479,980.20

Finding the Fourth Proportional to 127,756,255.40, 191,662,376.70 and 41,479,980.20

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Solution

The fourth proportional to 127,756,255.40, 191,662,376.70 and 41,479,980.20 is: 62,229,059.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,756,255.40 : 191,662,376.70 = 41,479,980.20 : x
  2. Step 2: Convert to fraction form
    127,756,255.40/191,662,376.70 = 41,479,980.20/x
  3. Step 3: Cross multiply
    127,756,255.40x = 191,662,376.70 × 41,479,980.20
  4. Step 4: Simplify right side
    127,756,255.40x = 7,950,151,590,600,941
  5. Step 5: Solve for x
    x = 7,950,151,590,600,941/127,756,255.40
  6. Step 6: Final answer
    x = 62,229,059.28

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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.