Home / 125,909,838,135.54-188,672,574,188.01-74,757,405,301.79

Finding the Fourth Proportional to 125,909,838,135.54, 188,672,574,188.01 and 74,757,405,301.79

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Solution

The fourth proportional to 125,909,838,135.54, 188,672,574,188.01 and 74,757,405,301.79 is: 112,022,001,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,909,838,135.54 : 188,672,574,188.01 = 74,757,405,301.79 : x
  2. Step 2: Convert to fraction form
    125,909,838,135.54/188,672,574,188.01 = 74,757,405,301.79/x
  3. Step 3: Cross multiply
    125,909,838,135.54x = 188,672,574,188.01 × 74,757,405,301.79
  4. Step 4: Simplify right side
    125,909,838,135.54x = 14,104,672,097,905,105,960,960
  5. Step 5: Solve for x
    x = 14,104,672,097,905,105,960,960/125,909,838,135.54
  6. Step 6: Final answer
    x = 112,022,001,670.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.