Home / 125,975,177.76-188,962,769.06-30,237,065.76

Finding the Fourth Proportional to 125,975,177.76, 188,962,769.06 and 30,237,065.76

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Solution

The fourth proportional to 125,975,177.76, 188,962,769.06 and 30,237,065.76 is: 45,355,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,975,177.76 : 188,962,769.06 = 30,237,065.76 : x
  2. Step 2: Convert to fraction form
    125,975,177.76/188,962,769.06 = 30,237,065.76/x
  3. Step 3: Cross multiply
    125,975,177.76x = 188,962,769.06 × 30,237,065.76
  4. Step 4: Simplify right side
    125,975,177.76x = 5,713,679,674,258,914
  5. Step 5: Solve for x
    x = 5,713,679,674,258,914/125,975,177.76
  6. Step 6: Final answer
    x = 45,355,599.22

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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.