Home / 338,907,670.34-467,666,918.20-190,200,071.16

Finding the Fourth Proportional to 338,907,670.34, 467,666,918.20 and 190,200,071.16

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Solution

The fourth proportional to 338,907,670.34, 467,666,918.20 and 190,200,071.16 is: 262,461,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,907,670.34 : 467,666,918.20 = 190,200,071.16 : x
  2. Step 2: Convert to fraction form
    338,907,670.34/467,666,918.20 = 190,200,071.16/x
  3. Step 3: Cross multiply
    338,907,670.34x = 467,666,918.20 × 190,200,071.16
  4. Step 4: Simplify right side
    338,907,670.34x = 88,950,281,120,817,888
  5. Step 5: Solve for x
    x = 88,950,281,120,817,888/338,907,670.34
  6. Step 6: Final answer
    x = 262,461,693.57

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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.