Home / 431,001,285.60-646,907,835.60-226,675,999.20

Finding the Fourth Proportional to 431,001,285.60, 646,907,835.60 and 226,675,999.20

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Solution

The fourth proportional to 431,001,285.60, 646,907,835.60 and 226,675,999.20 is: 340,227,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,001,285.60 : 646,907,835.60 = 226,675,999.20 : x
  2. Step 2: Convert to fraction form
    431,001,285.60/646,907,835.60 = 226,675,999.20/x
  3. Step 3: Cross multiply
    431,001,285.60x = 646,907,835.60 × 226,675,999.20
  4. Step 4: Simplify right side
    431,001,285.60x = 146,638,480,024,939,328
  5. Step 5: Solve for x
    x = 146,638,480,024,939,328/431,001,285.60
  6. Step 6: Final answer
    x = 340,227,477.10

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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.