Home / 847,980,022.35-1,169,422,922.01-550,303,975.02

Finding the Fourth Proportional to 847,980,022.35, 1,169,422,922.01 and 550,303,975.02

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Solution

The fourth proportional to 847,980,022.35, 1,169,422,922.01 and 550,303,975.02 is: 758,907,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,980,022.35 : 1,169,422,922.01 = 550,303,975.02 : x
  2. Step 2: Convert to fraction form
    847,980,022.35/1,169,422,922.01 = 550,303,975.02/x
  3. Step 3: Cross multiply
    847,980,022.35x = 1,169,422,922.01 × 550,303,975.02
  4. Step 4: Simplify right side
    847,980,022.35x = 643,538,082,461,606,400
  5. Step 5: Solve for x
    x = 643,538,082,461,606,400/847,980,022.35
  6. Step 6: Final answer
    x = 758,907,126.94

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1.5x scale

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.