Home / 511,956,061.10-767,968,144-179,922,913.62

Finding the Fourth Proportional to 511,956,061.10, 767,968,144 and 179,922,913.62

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Solution

The fourth proportional to 511,956,061.10, 767,968,144 and 179,922,913.62 is: 269,896,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,956,061.10 : 767,968,144 = 179,922,913.62 : x
  2. Step 2: Convert to fraction form
    511,956,061.10/767,968,144 = 179,922,913.62/x
  3. Step 3: Cross multiply
    511,956,061.10x = 767,968,144 × 179,922,913.62
  4. Step 4: Simplify right side
    511,956,061.10x = 138,175,066,035,823,728
  5. Step 5: Solve for x
    x = 138,175,066,035,823,728/511,956,061.10
  6. Step 6: Final answer
    x = 269,896,337.86

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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.