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Finding the Fourth Proportional to 201,697,430.70, 302,546,146.05 and 184,478,742.30

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Solution

The fourth proportional to 201,697,430.70, 302,546,146.05 and 184,478,742.30 is: 276,718,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,697,430.70 : 302,546,146.05 = 184,478,742.30 : x
  2. Step 2: Convert to fraction form
    201,697,430.70/302,546,146.05 = 184,478,742.30/x
  3. Step 3: Cross multiply
    201,697,430.70x = 302,546,146.05 × 184,478,742.30
  4. Step 4: Simplify right side
    201,697,430.70x = 55,813,332,511,016,120
  5. Step 5: Solve for x
    x = 55,813,332,511,016,120/201,697,430.70
  6. Step 6: Final answer
    x = 276,718,113.45

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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.