Home / 664,356,442.60-996,534,663.90-406,076,116.60

Finding the Fourth Proportional to 664,356,442.60, 996,534,663.90 and 406,076,116.60

Calculator

Solution

The fourth proportional to 664,356,442.60, 996,534,663.90 and 406,076,116.60 is: 609,114,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,356,442.60 : 996,534,663.90 = 406,076,116.60 : x
  2. Step 2: Convert to fraction form
    664,356,442.60/996,534,663.90 = 406,076,116.60/x
  3. Step 3: Cross multiply
    664,356,442.60x = 996,534,663.90 × 406,076,116.60
  4. Step 4: Simplify right side
    664,356,442.60x = 404,668,926,373,798,208
  5. Step 5: Solve for x
    x = 404,668,926,373,798,208/664,356,442.60
  6. Step 6: Final answer
    x = 609,114,174.90

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.