Home / 248,855,999.40-373,283,999.10-197,459,749.80

Finding the Fourth Proportional to 248,855,999.40, 373,283,999.10 and 197,459,749.80

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Solution

The fourth proportional to 248,855,999.40, 373,283,999.10 and 197,459,749.80 is: 296,189,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,855,999.40 : 373,283,999.10 = 197,459,749.80 : x
  2. Step 2: Convert to fraction form
    248,855,999.40/373,283,999.10 = 197,459,749.80/x
  3. Step 3: Cross multiply
    248,855,999.40x = 373,283,999.10 × 197,459,749.80
  4. Step 4: Simplify right side
    248,855,999.40x = 73,708,565,066,629,440
  5. Step 5: Solve for x
    x = 73,708,565,066,629,440/248,855,999.40
  6. Step 6: Final answer
    x = 296,189,624.70

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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.