Home / 152,711,793.68-210,740,503.82-83,095,975.14

Finding the Fourth Proportional to 152,711,793.68, 210,740,503.82 and 83,095,975.14

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Solution

The fourth proportional to 152,711,793.68, 210,740,503.82 and 83,095,975.14 is: 114,671,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,711,793.68 : 210,740,503.82 = 83,095,975.14 : x
  2. Step 2: Convert to fraction form
    152,711,793.68/210,740,503.82 = 83,095,975.14/x
  3. Step 3: Cross multiply
    152,711,793.68x = 210,740,503.82 × 83,095,975.14
  4. Step 4: Simplify right side
    152,711,793.68x = 17,511,687,666,417,794
  5. Step 5: Solve for x
    x = 17,511,687,666,417,794/152,711,793.68
  6. Step 6: Final answer
    x = 114,671,481.78

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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.