Home / 472,782,075.72-709,603,461.60-251,639,075.22

Finding the Fourth Proportional to 472,782,075.72, 709,603,461.60 and 251,639,075.22

Calculator

Solution

The fourth proportional to 472,782,075.72, 709,603,461.60 and 251,639,075.22 is: 377,687,666.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,782,075.72 : 709,603,461.60 = 251,639,075.22 : x
  2. Step 2: Convert to fraction form
    472,782,075.72/709,603,461.60 = 251,639,075.22/x
  3. Step 3: Cross multiply
    472,782,075.72x = 709,603,461.60 × 251,639,075.22
  4. Step 4: Simplify right side
    472,782,075.72x = 178,563,958,849,934,784
  5. Step 5: Solve for x
    x = 178,563,958,849,934,784/472,782,075.72
  6. Step 6: Final answer
    x = 377,687,666.31

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.