Home / 503,647,013.36-695,035,635.53-292,079,282.81

Finding the Fourth Proportional to 503,647,013.36, 695,035,635.53 and 292,079,282.81

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Solution

The fourth proportional to 503,647,013.36, 695,035,635.53 and 292,079,282.81 is: 403,071,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,647,013.36 : 695,035,635.53 = 292,079,282.81 : x
  2. Step 2: Convert to fraction form
    503,647,013.36/695,035,635.53 = 292,079,282.81/x
  3. Step 3: Cross multiply
    503,647,013.36x = 695,035,635.53 × 292,079,282.81
  4. Step 4: Simplify right side
    503,647,013.36x = 203,005,509,948,059,392
  5. Step 5: Solve for x
    x = 203,005,509,948,059,392/503,647,013.36
  6. Step 6: Final answer
    x = 403,071,009.18

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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.