Home / 154,524,674,012.40-231,787,011,018.60-148,429,683,471.60

Finding the Fourth Proportional to 154,524,674,012.40, 231,787,011,018.60 and 148,429,683,471.60

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Solution

The fourth proportional to 154,524,674,012.40, 231,787,011,018.60 and 148,429,683,471.60 is: 222,644,525,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,674,012.40 : 231,787,011,018.60 = 148,429,683,471.60 : x
  2. Step 2: Convert to fraction form
    154,524,674,012.40/231,787,011,018.60 = 148,429,683,471.60/x
  3. Step 3: Cross multiply
    154,524,674,012.40x = 231,787,011,018.60 × 148,429,683,471.60
  4. Step 4: Simplify right side
    154,524,674,012.40x = 34,404,072,678,319,059,894,272
  5. Step 5: Solve for x
    x = 34,404,072,678,319,059,894,272/154,524,674,012.40
  6. Step 6: Final answer
    x = 222,644,525,207.40

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1.5x scale

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.