Home / 468,444,314.12-646,460,223.28-256,749,450.98

Finding the Fourth Proportional to 468,444,314.12, 646,460,223.28 and 256,749,450.98

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Solution

The fourth proportional to 468,444,314.12, 646,460,223.28 and 256,749,450.98 is: 354,318,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,444,314.12 : 646,460,223.28 = 256,749,450.98 : x
  2. Step 2: Convert to fraction form
    468,444,314.12/646,460,223.28 = 256,749,450.98/x
  3. Step 3: Cross multiply
    468,444,314.12x = 646,460,223.28 × 256,749,450.98
  4. Step 4: Simplify right side
    468,444,314.12x = 165,978,307,403,674,048
  5. Step 5: Solve for x
    x = 165,978,307,403,674,048/468,444,314.12
  6. Step 6: Final answer
    x = 354,318,117.23

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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.