Home / 886,463,999.10-1,329,695,998.65-537,271,832.70

Finding the Fourth Proportional to 886,463,999.10, 1,329,695,998.65 and 537,271,832.70

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Solution

The fourth proportional to 886,463,999.10, 1,329,695,998.65 and 537,271,832.70 is: 805,907,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,463,999.10 : 1,329,695,998.65 = 537,271,832.70 : x
  2. Step 2: Convert to fraction form
    886,463,999.10/1,329,695,998.65 = 537,271,832.70/x
  3. Step 3: Cross multiply
    886,463,999.10x = 1,329,695,998.65 × 537,271,832.70
  4. Step 4: Simplify right side
    886,463,999.10x = 714,408,206,128,542,336
  5. Step 5: Solve for x
    x = 714,408,206,128,542,336/886,463,999.10
  6. Step 6: Final answer
    x = 805,907,749.05

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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.