Home / 379,848,420.93-524,245,873.23-218,881,088.10

Finding the Fourth Proportional to 379,848,420.93, 524,245,873.23 and 218,881,088.10

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Solution

The fourth proportional to 379,848,420.93, 524,245,873.23 and 218,881,088.10 is: 302,087,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,848,420.93 : 524,245,873.23 = 218,881,088.10 : x
  2. Step 2: Convert to fraction form
    379,848,420.93/524,245,873.23 = 218,881,088.10/x
  3. Step 3: Cross multiply
    379,848,420.93x = 524,245,873.23 × 218,881,088.10
  4. Step 4: Simplify right side
    379,848,420.93x = 114,747,507,164,517,056
  5. Step 5: Solve for x
    x = 114,747,507,164,517,056/379,848,420.93
  6. Step 6: Final answer
    x = 302,087,624.54

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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.