Home / 714,302,658.65-1,071,036,972.83-277,092,458.79

Finding the Fourth Proportional to 714,302,658.65, 1,071,036,972.83 and 277,092,458.79

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Solution

The fourth proportional to 714,302,658.65, 1,071,036,972.83 and 277,092,458.79 is: 415,476,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,302,658.65 : 1,071,036,972.83 = 277,092,458.79 : x
  2. Step 2: Convert to fraction form
    714,302,658.65/1,071,036,972.83 = 277,092,458.79/x
  3. Step 3: Cross multiply
    714,302,658.65x = 1,071,036,972.83 × 277,092,458.79
  4. Step 4: Simplify right side
    714,302,658.65x = 296,776,268,257,155,904
  5. Step 5: Solve for x
    x = 296,776,268,257,155,904/714,302,658.65
  6. Step 6: Final answer
    x = 415,476,919.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.