Home / 108,880,021-150,253,981.86-59,320,255.24

Finding the Fourth Proportional to 108,880,021, 150,253,981.86 and 59,320,255.24

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Solution

The fourth proportional to 108,880,021, 150,253,981.86 and 59,320,255.24 is: 81,861,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,880,021 : 150,253,981.86 = 59,320,255.24 : x
  2. Step 2: Convert to fraction form
    108,880,021/150,253,981.86 = 59,320,255.24/x
  3. Step 3: Cross multiply
    108,880,021x = 150,253,981.86 × 59,320,255.24
  4. Step 4: Simplify right side
    108,880,021x = 8,913,104,554,761,531
  5. Step 5: Solve for x
    x = 8,913,104,554,761,531/108,880,021
  6. Step 6: Final answer
    x = 81,861,708.63

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1.5x scale

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.