Home / 328,963,302.10-493,444,953.15-319,397,364.10

Finding the Fourth Proportional to 328,963,302.10, 493,444,953.15 and 319,397,364.10

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Solution

The fourth proportional to 328,963,302.10, 493,444,953.15 and 319,397,364.10 is: 479,096,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,963,302.10 : 493,444,953.15 = 319,397,364.10 : x
  2. Step 2: Convert to fraction form
    328,963,302.10/493,444,953.15 = 319,397,364.10/x
  3. Step 3: Cross multiply
    328,963,302.10x = 493,444,953.15 × 319,397,364.10
  4. Step 4: Simplify right side
    328,963,302.10x = 157,605,017,364,557,984
  5. Step 5: Solve for x
    x = 157,605,017,364,557,984/328,963,302.10
  6. Step 6: Final answer
    x = 479,096,046.15

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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.