Home / 2,414,448,005.10-3,621,672,007.65-778,837,944.30

Finding the Fourth Proportional to 2,414,448,005.10, 3,621,672,007.65 and 778,837,944.30

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Solution

The fourth proportional to 2,414,448,005.10, 3,621,672,007.65 and 778,837,944.30 is: 1,168,256,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,448,005.10 : 3,621,672,007.65 = 778,837,944.30 : x
  2. Step 2: Convert to fraction form
    2,414,448,005.10/3,621,672,007.65 = 778,837,944.30/x
  3. Step 3: Cross multiply
    2,414,448,005.10x = 3,621,672,007.65 × 778,837,944.30
  4. Step 4: Simplify right side
    2,414,448,005.10x = 2,820,695,581,366,979,584
  5. Step 5: Solve for x
    x = 2,820,695,581,366,979,584/2,414,448,005.10
  6. Step 6: Final answer
    x = 1,168,256,916.45

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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.