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Finding the Fourth Proportional to 744,266,661.60, 1,116,399,992.40 and 744,266,661.60

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Solution

The fourth proportional to 744,266,661.60, 1,116,399,992.40 and 744,266,661.60 is: 1,116,399,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,266,661.60 : 1,116,399,992.40 = 744,266,661.60 : x
  2. Step 2: Convert to fraction form
    744,266,661.60/1,116,399,992.40 = 744,266,661.60/x
  3. Step 3: Cross multiply
    744,266,661.60x = 1,116,399,992.40 × 744,266,661.60
  4. Step 4: Simplify right side
    744,266,661.60x = 830,899,295,353,813,504
  5. Step 5: Solve for x
    x = 830,899,295,353,813,504/744,266,661.60
  6. Step 6: Final answer
    x = 1,116,399,992.40

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1.5x scale

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.