Home / 60,128,213.31-90,256,099.29-53,256,302.91

Finding the Fourth Proportional to 60,128,213.31, 90,256,099.29 and 53,256,302.91

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Solution

The fourth proportional to 60,128,213.31, 90,256,099.29 and 53,256,302.91 is: 79,940,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,128,213.31 : 90,256,099.29 = 53,256,302.91 : x
  2. Step 2: Convert to fraction form
    60,128,213.31/90,256,099.29 = 53,256,302.91/x
  3. Step 3: Cross multiply
    60,128,213.31x = 90,256,099.29 × 53,256,302.91
  4. Step 4: Simplify right side
    60,128,213.31x = 4,806,706,163,263,276
  5. Step 5: Solve for x
    x = 4,806,706,163,263,276/60,128,213.31
  6. Step 6: Final answer
    x = 79,940,944.50

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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.