Home / 310,102,005.60-427,921,485.84-170,864,975.52

Finding the Fourth Proportional to 310,102,005.60, 427,921,485.84 and 170,864,975.52

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Solution

The fourth proportional to 310,102,005.60, 427,921,485.84 and 170,864,975.52 is: 235,783,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,102,005.60 : 427,921,485.84 = 170,864,975.52 : x
  2. Step 2: Convert to fraction form
    310,102,005.60/427,921,485.84 = 170,864,975.52/x
  3. Step 3: Cross multiply
    310,102,005.60x = 427,921,485.84 × 170,864,975.52
  4. Step 4: Simplify right side
    310,102,005.60x = 73,116,794,202,533,632
  5. Step 5: Solve for x
    x = 73,116,794,202,533,632/310,102,005.60
  6. Step 6: Final answer
    x = 235,783,041.97

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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.