Home / 540,349,103.86-745,682,400.84-292,830,458.11

Finding the Fourth Proportional to 540,349,103.86, 745,682,400.84 and 292,830,458.11

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Solution

The fourth proportional to 540,349,103.86, 745,682,400.84 and 292,830,458.11 is: 404,106,377.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,103.86 : 745,682,400.84 = 292,830,458.11 : x
  2. Step 2: Convert to fraction form
    540,349,103.86/745,682,400.84 = 292,830,458.11/x
  3. Step 3: Cross multiply
    540,349,103.86x = 745,682,400.84 × 292,830,458.11
  4. Step 4: Simplify right side
    540,349,103.86x = 218,358,519,042,541,856
  5. Step 5: Solve for x
    x = 218,358,519,042,541,856/540,349,103.86
  6. Step 6: Final answer
    x = 404,106,377.68

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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.