Home / 252,449,876,395.06-348,391,780,521.33-139,801,390,507.06

Finding the Fourth Proportional to 252,449,876,395.06, 348,391,780,521.33 and 139,801,390,507.06

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Solution

The fourth proportional to 252,449,876,395.06, 348,391,780,521.33 and 139,801,390,507.06 is: 192,931,983,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,449,876,395.06 : 348,391,780,521.33 = 139,801,390,507.06 : x
  2. Step 2: Convert to fraction form
    252,449,876,395.06/348,391,780,521.33 = 139,801,390,507.06/x
  3. Step 3: Cross multiply
    252,449,876,395.06x = 348,391,780,521.33 × 139,801,390,507.06
  4. Step 4: Simplify right side
    252,449,876,395.06x = 48,705,655,358,112,397,262,848
  5. Step 5: Solve for x
    x = 48,705,655,358,112,397,262,848/252,449,876,395.06
  6. Step 6: Final answer
    x = 192,931,983,384.67

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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.