Home / 407,085,703.60-610,886,826.70-173,918,172.27

Finding the Fourth Proportional to 407,085,703.60, 610,886,826.70 and 173,918,172.27

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Solution

The fourth proportional to 407,085,703.60, 610,886,826.70 and 173,918,172.27 is: 260,987,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,085,703.60 : 610,886,826.70 = 173,918,172.27 : x
  2. Step 2: Convert to fraction form
    407,085,703.60/610,886,826.70 = 173,918,172.27/x
  3. Step 3: Cross multiply
    407,085,703.60x = 610,886,826.70 × 173,918,172.27
  4. Step 4: Simplify right side
    407,085,703.60x = 106,244,320,359,560,208
  5. Step 5: Solve for x
    x = 106,244,320,359,560,208/407,085,703.60
  6. Step 6: Final answer
    x = 260,987,598.98

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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.