Home / 540,349,104.48-745,682,402.03-292,830,458.73

Finding the Fourth Proportional to 540,349,104.48, 745,682,402.03 and 292,830,458.73

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Solution

The fourth proportional to 540,349,104.48, 745,682,402.03 and 292,830,458.73 is: 404,106,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,104.48 : 745,682,402.03 = 292,830,458.73 : x
  2. Step 2: Convert to fraction form
    540,349,104.48/745,682,402.03 = 292,830,458.73/x
  3. Step 3: Cross multiply
    540,349,104.48x = 745,682,402.03 × 292,830,458.73
  4. Step 4: Simplify right side
    540,349,104.48x = 218,358,519,851,869,024
  5. Step 5: Solve for x
    x = 218,358,519,851,869,024/540,349,104.48
  6. Step 6: Final answer
    x = 404,106,378.71

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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.