Home / 1,461,202,806.08-2,191,570,894.48-425,821,500

Finding the Fourth Proportional to 1,461,202,806.08, 2,191,570,894.48 and 425,821,500

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Solution

The fourth proportional to 1,461,202,806.08, 2,191,570,894.48 and 425,821,500 is: 638,664,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,202,806.08 : 2,191,570,894.48 = 425,821,500 : x
  2. Step 2: Convert to fraction form
    1,461,202,806.08/2,191,570,894.48 = 425,821,500/x
  3. Step 3: Cross multiply
    1,461,202,806.08x = 2,191,570,894.48 × 425,821,500
  4. Step 4: Simplify right side
    1,461,202,806.08x = 933,218,005,643,815,296
  5. Step 5: Solve for x
    x = 933,218,005,643,815,296/1,461,202,806.08
  6. Step 6: Final answer
    x = 638,664,257.80

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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.