Home / 20,219,328,038.40-30,274,572,499.20-20,219,328,038.40

Finding the Fourth Proportional to 20,219,328,038.40, 30,274,572,499.20 and 20,219,328,038.40

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Solution

The fourth proportional to 20,219,328,038.40, 30,274,572,499.20 and 20,219,328,038.40 is: 30,274,572,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,328,038.40 : 30,274,572,499.20 = 20,219,328,038.40 : x
  2. Step 2: Convert to fraction form
    20,219,328,038.40/30,274,572,499.20 = 20,219,328,038.40/x
  3. Step 3: Cross multiply
    20,219,328,038.40x = 30,274,572,499.20 × 20,219,328,038.40
  4. Step 4: Simplify right side
    20,219,328,038.40x = 612,131,512,583,648,182,272
  5. Step 5: Solve for x
    x = 612,131,512,583,648,182,272/20,219,328,038.40
  6. Step 6: Final answer
    x = 30,274,572,499.20

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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.