Home / 1,119,918,589,938.20-1,545,471,206,479.50-625,530,362,140.89

Finding the Fourth Proportional to 1,119,918,589,938.20, 1,545,471,206,479.50 and 625,530,362,140.89

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Solution

The fourth proportional to 1,119,918,589,938.20, 1,545,471,206,479.50 and 625,530,362,140.89 is: 863,222,712,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,918,589,938.20 : 1,545,471,206,479.50 = 625,530,362,140.89 : x
  2. Step 2: Convert to fraction form
    1,119,918,589,938.20/1,545,471,206,479.50 = 625,530,362,140.89/x
  3. Step 3: Cross multiply
    1,119,918,589,938.20x = 1,545,471,206,479.50 × 625,530,362,140.89
  4. Step 4: Simplify right side
    1,119,918,589,938.20x = 966,739,163,467,439,816,048,640
  5. Step 5: Solve for x
    x = 966,739,163,467,439,816,048,640/1,119,918,589,938.20
  6. Step 6: Final answer
    x = 863,222,712,930.22

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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.