Home / 100,602,005.30-150,903,007.95-49,583,669.30

Finding the Fourth Proportional to 100,602,005.30, 150,903,007.95 and 49,583,669.30

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Solution

The fourth proportional to 100,602,005.30, 150,903,007.95 and 49,583,669.30 is: 74,375,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602,005.30 : 150,903,007.95 = 49,583,669.30 : x
  2. Step 2: Convert to fraction form
    100,602,005.30/150,903,007.95 = 49,583,669.30/x
  3. Step 3: Cross multiply
    100,602,005.30x = 150,903,007.95 × 49,583,669.30
  4. Step 4: Simplify right side
    100,602,005.30x = 7,482,324,842,568,070
  5. Step 5: Solve for x
    x = 7,482,324,842,568,070/100,602,005.30
  6. Step 6: Final answer
    x = 74,375,503.95

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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.