Home / 20,190,050,082.23-30,258,002,015.84-15,713,549,820.90

Finding the Fourth Proportional to 20,190,050,082.23, 30,258,002,015.84 and 15,713,549,820.90

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Solution

The fourth proportional to 20,190,050,082.23, 30,258,002,015.84 and 15,713,549,820.90 is: 23,549,254,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,190,050,082.23 : 30,258,002,015.84 = 15,713,549,820.90 : x
  2. Step 2: Convert to fraction form
    20,190,050,082.23/30,258,002,015.84 = 15,713,549,820.90/x
  3. Step 3: Cross multiply
    20,190,050,082.23x = 30,258,002,015.84 × 15,713,549,820.90
  4. Step 4: Simplify right side
    20,190,050,082.23x = 475,460,622,156,825,886,720
  5. Step 5: Solve for x
    x = 475,460,622,156,825,886,720/20,190,050,082.23
  6. Step 6: Final answer
    x = 23,549,254,222.77

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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.