Home / 14,124,170,947.20-21,186,256,420.80-12,573,213,532.80

Finding the Fourth Proportional to 14,124,170,947.20, 21,186,256,420.80 and 12,573,213,532.80

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Solution

The fourth proportional to 14,124,170,947.20, 21,186,256,420.80 and 12,573,213,532.80 is: 18,859,820,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,170,947.20 : 21,186,256,420.80 = 12,573,213,532.80 : x
  2. Step 2: Convert to fraction form
    14,124,170,947.20/21,186,256,420.80 = 12,573,213,532.80/x
  3. Step 3: Cross multiply
    14,124,170,947.20x = 21,186,256,420.80 × 12,573,213,532.80
  4. Step 4: Simplify right side
    14,124,170,947.20x = 266,379,325,939,373,441,024
  5. Step 5: Solve for x
    x = 266,379,325,939,373,441,024/14,124,170,947.20
  6. Step 6: Final answer
    x = 18,859,820,299.20

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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.