Home / 295,263,048.60-407,455,109.82-163,101,200.76

Finding the Fourth Proportional to 295,263,048.60, 407,455,109.82 and 163,101,200.76

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Solution

The fourth proportional to 295,263,048.60, 407,455,109.82 and 163,101,200.76 is: 225,075,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,263,048.60 : 407,455,109.82 = 163,101,200.76 : x
  2. Step 2: Convert to fraction form
    295,263,048.60/407,455,109.82 = 163,101,200.76/x
  3. Step 3: Cross multiply
    295,263,048.60x = 407,455,109.82 × 163,101,200.76
  4. Step 4: Simplify right side
    295,263,048.60x = 66,456,417,667,439,664
  5. Step 5: Solve for x
    x = 66,456,417,667,439,664/295,263,048.60
  6. Step 6: Final answer
    x = 225,075,294.67

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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.