Home / 210,307,562.56-315,179,362.03-163,677,354.06

Finding the Fourth Proportional to 210,307,562.56, 315,179,362.03 and 163,677,354.06

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Solution

The fourth proportional to 210,307,562.56, 315,179,362.03 and 163,677,354.06 is: 245,296,571.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,307,562.56 : 315,179,362.03 = 163,677,354.06 : x
  2. Step 2: Convert to fraction form
    210,307,562.56/315,179,362.03 = 163,677,354.06/x
  3. Step 3: Cross multiply
    210,307,562.56x = 315,179,362.03 × 163,677,354.06
  4. Step 4: Simplify right side
    210,307,562.56x = 51,587,724,030,980,032
  5. Step 5: Solve for x
    x = 51,587,724,030,980,032/210,307,562.56
  6. Step 6: Final answer
    x = 245,296,571.38

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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.