Home / 77,016,332.71-115,523,608.47-18,724,340.89

Finding the Fourth Proportional to 77,016,332.71, 115,523,608.47 and 18,724,340.89

Calculator

Solution

The fourth proportional to 77,016,332.71, 115,523,608.47 and 18,724,340.89 is: 28,086,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,016,332.71 : 115,523,608.47 = 18,724,340.89 : x
  2. Step 2: Convert to fraction form
    77,016,332.71/115,523,608.47 = 18,724,340.89/x
  3. Step 3: Cross multiply
    77,016,332.71x = 115,523,608.47 × 18,724,340.89
  4. Step 4: Simplify right side
    77,016,332.71x = 2,163,103,425,835,171.50
  5. Step 5: Solve for x
    x = 2,163,103,425,835,171.50/77,016,332.71
  6. Step 6: Final answer
    x = 28,086,294.81

Related Problems

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.