Home / 4,887,455,435.10-7,331,183,152.65-1,782,139,383.90

Finding the Fourth Proportional to 4,887,455,435.10, 7,331,183,152.65 and 1,782,139,383.90

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Solution

The fourth proportional to 4,887,455,435.10, 7,331,183,152.65 and 1,782,139,383.90 is: 2,673,209,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,455,435.10 : 7,331,183,152.65 = 1,782,139,383.90 : x
  2. Step 2: Convert to fraction form
    4,887,455,435.10/7,331,183,152.65 = 1,782,139,383.90/x
  3. Step 3: Cross multiply
    4,887,455,435.10x = 7,331,183,152.65 × 1,782,139,383.90
  4. Step 4: Simplify right side
    4,887,455,435.10x = 13,065,190,226,921,730,048
  5. Step 5: Solve for x
    x = 13,065,190,226,921,730,048/4,887,455,435.10
  6. Step 6: Final answer
    x = 2,673,209,075.85

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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.