Home / 90,512,000-124,884,777.48-53,343,760.04

Finding the Fourth Proportional to 90,512,000, 124,884,777.48 and 53,343,760.04

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Solution

The fourth proportional to 90,512,000, 124,884,777.48 and 53,343,760.04 is: 73,601,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,512,000 : 124,884,777.48 = 53,343,760.04 : x
  2. Step 2: Convert to fraction form
    90,512,000/124,884,777.48 = 53,343,760.04/x
  3. Step 3: Cross multiply
    90,512,000x = 124,884,777.48 × 53,343,760.04
  4. Step 4: Simplify right side
    90,512,000x = 6,661,823,602,541,916
  5. Step 5: Solve for x
    x = 6,661,823,602,541,916/90,512,000
  6. Step 6: Final answer
    x = 73,601,551.20

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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.