Home / 163,314,009.70-244,971,014.55-42,145,461.70

Finding the Fourth Proportional to 163,314,009.70, 244,971,014.55 and 42,145,461.70

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Solution

The fourth proportional to 163,314,009.70, 244,971,014.55 and 42,145,461.70 is: 63,218,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,314,009.70 : 244,971,014.55 = 42,145,461.70 : x
  2. Step 2: Convert to fraction form
    163,314,009.70/244,971,014.55 = 42,145,461.70/x
  3. Step 3: Cross multiply
    163,314,009.70x = 244,971,014.55 × 42,145,461.70
  4. Step 4: Simplify right side
    163,314,009.70x = 10,324,416,511,327,168
  5. Step 5: Solve for x
    x = 10,324,416,511,327,168/163,314,009.70
  6. Step 6: Final answer
    x = 63,218,192.55

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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.