Home / 190,411,753.44-262,773,762.48-107,902,794.72

Finding the Fourth Proportional to 190,411,753.44, 262,773,762.48 and 107,902,794.72

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Solution

The fourth proportional to 190,411,753.44, 262,773,762.48 and 107,902,794.72 is: 148,908,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,411,753.44 : 262,773,762.48 = 107,902,794.72 : x
  2. Step 2: Convert to fraction form
    190,411,753.44/262,773,762.48 = 107,902,794.72/x
  3. Step 3: Cross multiply
    190,411,753.44x = 262,773,762.48 × 107,902,794.72
  4. Step 4: Simplify right side
    190,411,753.44x = 28,354,023,350,681,476
  5. Step 5: Solve for x
    x = 28,354,023,350,681,476/190,411,753.44
  6. Step 6: Final answer
    x = 148,908,997.68

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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.