Home / 190,411,777.44-262,773,795.60-107,902,818.72

Finding the Fourth Proportional to 190,411,777.44, 262,773,795.60 and 107,902,818.72

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Solution

The fourth proportional to 190,411,777.44, 262,773,795.60 and 107,902,818.72 is: 148,909,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,411,777.44 : 262,773,795.60 = 107,902,818.72 : x
  2. Step 2: Convert to fraction form
    190,411,777.44/262,773,795.60 = 107,902,818.72/x
  3. Step 3: Cross multiply
    190,411,777.44x = 262,773,795.60 × 107,902,818.72
  4. Step 4: Simplify right side
    190,411,777.44x = 28,354,033,230,993,132
  5. Step 5: Solve for x
    x = 28,354,033,230,993,132/190,411,777.44
  6. Step 6: Final answer
    x = 148,909,030.80

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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.