Home / 11,470,043,283.87-15,826,558,487.36-6,389,280,779.78

Finding the Fourth Proportional to 11,470,043,283.87, 15,826,558,487.36 and 6,389,280,779.78

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Solution

The fourth proportional to 11,470,043,283.87, 15,826,558,487.36 and 6,389,280,779.78 is: 8,816,036,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470,043,283.87 : 15,826,558,487.36 = 6,389,280,779.78 : x
  2. Step 2: Convert to fraction form
    11,470,043,283.87/15,826,558,487.36 = 6,389,280,779.78/x
  3. Step 3: Cross multiply
    11,470,043,283.87x = 15,826,558,487.36 × 6,389,280,779.78
  4. Step 4: Simplify right side
    11,470,043,283.87x = 101,120,325,953,272,266,752
  5. Step 5: Solve for x
    x = 101,120,325,953,272,266,752/11,470,043,283.87
  6. Step 6: Final answer
    x = 8,816,036,997.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.