Home / 100,014,795.10-150,022,192.65-42,508,942.30

Finding the Fourth Proportional to 100,014,795.10, 150,022,192.65 and 42,508,942.30

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Solution

The fourth proportional to 100,014,795.10, 150,022,192.65 and 42,508,942.30 is: 63,763,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,014,795.10 : 150,022,192.65 = 42,508,942.30 : x
  2. Step 2: Convert to fraction form
    100,014,795.10/150,022,192.65 = 42,508,942.30/x
  3. Step 3: Cross multiply
    100,014,795.10x = 150,022,192.65 × 42,508,942.30
  4. Step 4: Simplify right side
    100,014,795.10x = 6,377,284,731,078,334
  5. Step 5: Solve for x
    x = 6,377,284,731,078,334/100,014,795.10
  6. Step 6: Final answer
    x = 63,763,413.45

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1.5x scale

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.