Home / 1,776,460,121.47-2,451,505,974.83-972,673,014.25

Finding the Fourth Proportional to 1,776,460,121.47, 2,451,505,974.83 and 972,673,014.25

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Solution

The fourth proportional to 1,776,460,121.47, 2,451,505,974.83 and 972,673,014.25 is: 1,342,283,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,460,121.47 : 2,451,505,974.83 = 972,673,014.25 : x
  2. Step 2: Convert to fraction form
    1,776,460,121.47/2,451,505,974.83 = 972,673,014.25/x
  3. Step 3: Cross multiply
    1,776,460,121.47x = 2,451,505,974.83 × 972,673,014.25
  4. Step 4: Simplify right side
    1,776,460,121.47x = 2,384,513,705,989,780,480
  5. Step 5: Solve for x
    x = 2,384,513,705,989,780,480/1,776,460,121.47
  6. Step 6: Final answer
    x = 1,342,283,835.80

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Double scale
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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.