Home / 3,641,439,543.08-5,025,186,508.56-1,970,688,684.38

Finding the Fourth Proportional to 3,641,439,543.08, 5,025,186,508.56 and 1,970,688,684.38

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Solution

The fourth proportional to 3,641,439,543.08, 5,025,186,508.56 and 1,970,688,684.38 is: 2,719,550,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,439,543.08 : 5,025,186,508.56 = 1,970,688,684.38 : x
  2. Step 2: Convert to fraction form
    3,641,439,543.08/5,025,186,508.56 = 1,970,688,684.38/x
  3. Step 3: Cross multiply
    3,641,439,543.08x = 5,025,186,508.56 × 1,970,688,684.38
  4. Step 4: Simplify right side
    3,641,439,543.08x = 9,903,078,189,318,234,112
  5. Step 5: Solve for x
    x = 9,903,078,189,318,234,112/3,641,439,543.08
  6. Step 6: Final answer
    x = 2,719,550,351.49

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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.