Home / 151,337,274.40-227,005,911.60-138,423,258.10

Finding the Fourth Proportional to 151,337,274.40, 227,005,911.60 and 138,423,258.10

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Solution

The fourth proportional to 151,337,274.40, 227,005,911.60 and 138,423,258.10 is: 207,634,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,337,274.40 : 227,005,911.60 = 138,423,258.10 : x
  2. Step 2: Convert to fraction form
    151,337,274.40/227,005,911.60 = 138,423,258.10/x
  3. Step 3: Cross multiply
    151,337,274.40x = 227,005,911.60 × 138,423,258.10
  4. Step 4: Simplify right side
    151,337,274.40x = 31,422,897,891,632,580
  5. Step 5: Solve for x
    x = 31,422,897,891,632,580/151,337,274.40
  6. Step 6: Final answer
    x = 207,634,887.15

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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.