Home / 306,277,961.45-459,158,701.21-133,628,141.93

Finding the Fourth Proportional to 306,277,961.45, 459,158,701.21 and 133,628,141.93

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Solution

The fourth proportional to 306,277,961.45, 459,158,701.21 and 133,628,141.93 is: 200,329,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,277,961.45 : 459,158,701.21 = 133,628,141.93 : x
  2. Step 2: Convert to fraction form
    306,277,961.45/459,158,701.21 = 133,628,141.93/x
  3. Step 3: Cross multiply
    306,277,961.45x = 459,158,701.21 × 133,628,141.93
  4. Step 4: Simplify right side
    306,277,961.45x = 61,356,524,091,054,472
  5. Step 5: Solve for x
    x = 61,356,524,091,054,472/306,277,961.45
  6. Step 6: Final answer
    x = 200,329,543.14

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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.