Home / 1,259,714,585.80-1,889,571,878.70-1,132,735,616.20

Finding the Fourth Proportional to 1,259,714,585.80, 1,889,571,878.70 and 1,132,735,616.20

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Solution

The fourth proportional to 1,259,714,585.80, 1,889,571,878.70 and 1,132,735,616.20 is: 1,699,103,424.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,714,585.80 : 1,889,571,878.70 = 1,132,735,616.20 : x
  2. Step 2: Convert to fraction form
    1,259,714,585.80/1,889,571,878.70 = 1,132,735,616.20/x
  3. Step 3: Cross multiply
    1,259,714,585.80x = 1,889,571,878.70 × 1,132,735,616.20
  4. Step 4: Simplify right side
    1,259,714,585.80x = 2,140,385,366,373,436,416
  5. Step 5: Solve for x
    x = 2,140,385,366,373,436,416/1,259,714,585.80
  6. Step 6: Final answer
    x = 1,699,103,424.30

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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.