Home / 657,472,902.69-907,060,170.03-375,231,025.60

Finding the Fourth Proportional to 657,472,902.69, 907,060,170.03 and 375,231,025.60

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Solution

The fourth proportional to 657,472,902.69, 907,060,170.03 and 375,231,025.60 is: 517,674,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,472,902.69 : 907,060,170.03 = 375,231,025.60 : x
  2. Step 2: Convert to fraction form
    657,472,902.69/907,060,170.03 = 375,231,025.60/x
  3. Step 3: Cross multiply
    657,472,902.69x = 907,060,170.03 × 375,231,025.60
  4. Step 4: Simplify right side
    657,472,902.69x = 340,357,117,882,401,088
  5. Step 5: Solve for x
    x = 340,357,117,882,401,088/657,472,902.69
  6. Step 6: Final answer
    x = 517,674,745.97

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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.