Home / 488,445,901.30-685,638,247.10-488,445,901.30

Finding the Fourth Proportional to 488,445,901.30, 685,638,247.10 and 488,445,901.30

Calculator

Solution

The fourth proportional to 488,445,901.30, 685,638,247.10 and 488,445,901.30 is: 685,638,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,445,901.30 : 685,638,247.10 = 488,445,901.30 : x
  2. Step 2: Convert to fraction form
    488,445,901.30/685,638,247.10 = 488,445,901.30/x
  3. Step 3: Cross multiply
    488,445,901.30x = 685,638,247.10 × 488,445,901.30
  4. Step 4: Simplify right side
    488,445,901.30x = 334,897,191,570,511,616
  5. Step 5: Solve for x
    x = 334,897,191,570,511,616/488,445,901.30
  6. Step 6: Final answer
    x = 685,638,247.10

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.