Home / 299,592,237,938.34-449,340,520,115.20-87,306,714,526.14

Finding the Fourth Proportional to 299,592,237,938.34, 449,340,520,115.20 and 87,306,714,526.14

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Solution

The fourth proportional to 299,592,237,938.34, 449,340,520,115.20 and 87,306,714,526.14 is: 130,946,131,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,592,237,938.34 : 449,340,520,115.20 = 87,306,714,526.14 : x
  2. Step 2: Convert to fraction form
    299,592,237,938.34/449,340,520,115.20 = 87,306,714,526.14/x
  3. Step 3: Cross multiply
    299,592,237,938.34x = 449,340,520,115.20 × 87,306,714,526.14
  4. Step 4: Simplify right side
    299,592,237,938.34x = 39,230,444,514,725,037,342,720
  5. Step 5: Solve for x
    x = 39,230,444,514,725,037,342,720/299,592,237,938.34
  6. Step 6: Final answer
    x = 130,946,131,263.92

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Double scale
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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.