Home / 545,615,469.72-817,871,614.02-234,925,700.76

Finding the Fourth Proportional to 545,615,469.72, 817,871,614.02 and 234,925,700.76

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Solution

The fourth proportional to 545,615,469.72, 817,871,614.02 and 234,925,700.76 is: 352,151,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,615,469.72 : 817,871,614.02 = 234,925,700.76 : x
  2. Step 2: Convert to fraction form
    545,615,469.72/817,871,614.02 = 234,925,700.76/x
  3. Step 3: Cross multiply
    545,615,469.72x = 817,871,614.02 × 234,925,700.76
  4. Step 4: Simplify right side
    545,615,469.72x = 192,139,062,055,360,736
  5. Step 5: Solve for x
    x = 192,139,062,055,360,736/545,615,469.72
  6. Step 6: Final answer
    x = 352,151,052.74

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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.