Home / 299,592,237,927.72-449,340,520,099.26-87,306,714,515.49

Finding the Fourth Proportional to 299,592,237,927.72, 449,340,520,099.26 and 87,306,714,515.49

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Solution

The fourth proportional to 299,592,237,927.72, 449,340,520,099.26 and 87,306,714,515.49 is: 130,946,131,247.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,592,237,927.72 : 449,340,520,099.26 = 87,306,714,515.49 : x
  2. Step 2: Convert to fraction form
    299,592,237,927.72/449,340,520,099.26 = 87,306,714,515.49/x
  3. Step 3: Cross multiply
    299,592,237,927.72x = 449,340,520,099.26 × 87,306,714,515.49
  4. Step 4: Simplify right side
    299,592,237,927.72x = 39,230,444,508,547,892,903,936
  5. Step 5: Solve for x
    x = 39,230,444,508,547,892,903,936/299,592,237,927.72
  6. Step 6: Final answer
    x = 130,946,131,247.94

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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.