Home / 662,478,410.10-914,256,158.31-380,218,594.27

Finding the Fourth Proportional to 662,478,410.10, 914,256,158.31 and 380,218,594.27

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Solution

The fourth proportional to 662,478,410.10, 914,256,158.31 and 380,218,594.27 is: 524,722,294.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,478,410.10 : 914,256,158.31 = 380,218,594.27 : x
  2. Step 2: Convert to fraction form
    662,478,410.10/914,256,158.31 = 380,218,594.27/x
  3. Step 3: Cross multiply
    662,478,410.10x = 914,256,158.31 × 380,218,594.27
  4. Step 4: Simplify right side
    662,478,410.10x = 347,617,191,315,318,720
  5. Step 5: Solve for x
    x = 347,617,191,315,318,720/662,478,410.10
  6. Step 6: Final answer
    x = 524,722,294.37

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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.