Home / 284,486,543.01-392,654,586.65-172,953,684.54

Finding the Fourth Proportional to 284,486,543.01, 392,654,586.65 and 172,953,684.54

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Solution

The fourth proportional to 284,486,543.01, 392,654,586.65 and 172,953,684.54 is: 238,714,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,486,543.01 : 392,654,586.65 = 172,953,684.54 : x
  2. Step 2: Convert to fraction form
    284,486,543.01/392,654,586.65 = 172,953,684.54/x
  3. Step 3: Cross multiply
    284,486,543.01x = 392,654,586.65 × 172,953,684.54
  4. Step 4: Simplify right side
    284,486,543.01x = 67,911,057,511,783,424
  5. Step 5: Solve for x
    x = 67,911,057,511,783,424/284,486,543.01
  6. Step 6: Final answer
    x = 238,714,481.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.