Home / 456,160,565.39-629,514,860.00-257,917,803.89

Finding the Fourth Proportional to 456,160,565.39, 629,514,860.00 and 257,917,803.89

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Solution

The fourth proportional to 456,160,565.39, 629,514,860.00 and 257,917,803.89 is: 355,934,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,160,565.39 : 629,514,860.00 = 257,917,803.89 : x
  2. Step 2: Convert to fraction form
    456,160,565.39/629,514,860.00 = 257,917,803.89/x
  3. Step 3: Cross multiply
    456,160,565.39x = 629,514,860.00 × 257,917,803.89
  4. Step 4: Simplify right side
    456,160,565.39x = 162,363,090,202,883,648
  5. Step 5: Solve for x
    x = 162,363,090,202,883,648/456,160,565.39
  6. Step 6: Final answer
    x = 355,934,077.87

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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.