Home / 458,641,346.52-632,886,179.40-257,682,487.44

Finding the Fourth Proportional to 458,641,346.52, 632,886,179.40 and 257,682,487.44

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Solution

The fourth proportional to 458,641,346.52, 632,886,179.40 and 257,682,487.44 is: 355,579,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,641,346.52 : 632,886,179.40 = 257,682,487.44 : x
  2. Step 2: Convert to fraction form
    458,641,346.52/632,886,179.40 = 257,682,487.44/x
  3. Step 3: Cross multiply
    458,641,346.52x = 632,886,179.40 × 257,682,487.44
  4. Step 4: Simplify right side
    458,641,346.52x = 163,083,684,974,190,080
  5. Step 5: Solve for x
    x = 163,083,684,974,190,080/458,641,346.52
  6. Step 6: Final answer
    x = 355,579,989.05

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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.