Home / 456,160,536.52-629,514,820.18-257,917,775.02

Finding the Fourth Proportional to 456,160,536.52, 629,514,820.18 and 257,917,775.02

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Solution

The fourth proportional to 456,160,536.52, 629,514,820.18 and 257,917,775.02 is: 355,934,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,160,536.52 : 629,514,820.18 = 257,917,775.02 : x
  2. Step 2: Convert to fraction form
    456,160,536.52/629,514,820.18 = 257,917,775.02/x
  3. Step 3: Cross multiply
    456,160,536.52x = 629,514,820.18 × 257,917,775.02
  4. Step 4: Simplify right side
    456,160,536.52x = 162,363,061,762,940,992
  5. Step 5: Solve for x
    x = 162,363,061,762,940,992/456,160,536.52
  6. Step 6: Final answer
    x = 355,934,038.05

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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.