Home / 190,411,827.52-262,773,864.72-107,902,868.80

Finding the Fourth Proportional to 190,411,827.52, 262,773,864.72 and 107,902,868.80

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Solution

The fourth proportional to 190,411,827.52, 262,773,864.72 and 107,902,868.80 is: 148,909,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,411,827.52 : 262,773,864.72 = 107,902,868.80 : x
  2. Step 2: Convert to fraction form
    190,411,827.52/262,773,864.72 = 107,902,868.80/x
  3. Step 3: Cross multiply
    190,411,827.52x = 262,773,864.72 × 107,902,868.80
  4. Step 4: Simplify right side
    190,411,827.52x = 28,354,053,848,951,108
  5. Step 5: Solve for x
    x = 28,354,053,848,951,108/190,411,827.52
  6. Step 6: Final answer
    x = 148,909,099.91

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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.