Home / 739,242,736.20-1,108,490,441.58-432,626,969.16

Finding the Fourth Proportional to 739,242,736.20, 1,108,490,441.58 and 432,626,969.16

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Solution

The fourth proportional to 739,242,736.20, 1,108,490,441.58 and 432,626,969.16 is: 648,721,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,242,736.20 : 1,108,490,441.58 = 432,626,969.16 : x
  2. Step 2: Convert to fraction form
    739,242,736.20/1,108,490,441.58 = 432,626,969.16/x
  3. Step 3: Cross multiply
    739,242,736.20x = 1,108,490,441.58 × 432,626,969.16
  4. Step 4: Simplify right side
    739,242,736.20x = 479,562,860,083,585,408
  5. Step 5: Solve for x
    x = 479,562,860,083,585,408/739,242,736.20
  6. Step 6: Final answer
    x = 648,721,775.14

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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.