Home / 651,670,816.80-977,506,225.20-220,849,312.80

Finding the Fourth Proportional to 651,670,816.80, 977,506,225.20 and 220,849,312.80

Calculator

Solution

The fourth proportional to 651,670,816.80, 977,506,225.20 and 220,849,312.80 is: 331,273,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,670,816.80 : 977,506,225.20 = 220,849,312.80 : x
  2. Step 2: Convert to fraction form
    651,670,816.80/977,506,225.20 = 220,849,312.80/x
  3. Step 3: Cross multiply
    651,670,816.80x = 977,506,225.20 × 220,849,312.80
  4. Step 4: Simplify right side
    651,670,816.80x = 215,881,578,093,142,080
  5. Step 5: Solve for x
    x = 215,881,578,093,142,080/651,670,816.80
  6. Step 6: Final answer
    x = 331,273,969.20

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.