Home / 77,265,215.92-106,626,846.63-42,457,915.36

Finding the Fourth Proportional to 77,265,215.92, 106,626,846.63 and 42,457,915.36

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Solution

The fourth proportional to 77,265,215.92, 106,626,846.63 and 42,457,915.36 is: 58,592,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,265,215.92 : 106,626,846.63 = 42,457,915.36 : x
  2. Step 2: Convert to fraction form
    77,265,215.92/106,626,846.63 = 42,457,915.36/x
  3. Step 3: Cross multiply
    77,265,215.92x = 106,626,846.63 × 42,457,915.36
  4. Step 4: Simplify right side
    77,265,215.92x = 4,527,153,629,320,241
  5. Step 5: Solve for x
    x = 4,527,153,629,320,241/77,265,215.92
  6. Step 6: Final answer
    x = 58,592,389.54

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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.