Home / 1,294,816,004.60-1,942,224,006.90-1,273,316,919.80

Finding the Fourth Proportional to 1,294,816,004.60, 1,942,224,006.90 and 1,273,316,919.80

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Solution

The fourth proportional to 1,294,816,004.60, 1,942,224,006.90 and 1,273,316,919.80 is: 1,909,975,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,816,004.60 : 1,942,224,006.90 = 1,273,316,919.80 : x
  2. Step 2: Convert to fraction form
    1,294,816,004.60/1,942,224,006.90 = 1,273,316,919.80/x
  3. Step 3: Cross multiply
    1,294,816,004.60x = 1,942,224,006.90 × 1,273,316,919.80
  4. Step 4: Simplify right side
    1,294,816,004.60x = 2,473,066,690,027,522,048
  5. Step 5: Solve for x
    x = 2,473,066,690,027,522,048/1,294,816,004.60
  6. Step 6: Final answer
    x = 1,909,975,379.70

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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.