Home / 489,359,667.80-734,039,501.70-166,243,539.80

Finding the Fourth Proportional to 489,359,667.80, 734,039,501.70 and 166,243,539.80

Calculator

Solution

The fourth proportional to 489,359,667.80, 734,039,501.70 and 166,243,539.80 is: 249,365,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,359,667.80 : 734,039,501.70 = 166,243,539.80 : x
  2. Step 2: Convert to fraction form
    489,359,667.80/734,039,501.70 = 166,243,539.80/x
  3. Step 3: Cross multiply
    489,359,667.80x = 734,039,501.70 × 166,243,539.80
  4. Step 4: Simplify right side
    489,359,667.80x = 122,029,325,115,636,128
  5. Step 5: Solve for x
    x = 122,029,325,115,636,128/489,359,667.80
  6. Step 6: Final answer
    x = 249,365,309.70

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.