Home / 488,407,362.88-674,006,417.74-265,389,043.75

Finding the Fourth Proportional to 488,407,362.88, 674,006,417.74 and 265,389,043.75

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Solution

The fourth proportional to 488,407,362.88, 674,006,417.74 and 265,389,043.75 is: 366,239,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,407,362.88 : 674,006,417.74 = 265,389,043.75 : x
  2. Step 2: Convert to fraction form
    488,407,362.88/674,006,417.74 = 265,389,043.75/x
  3. Step 3: Cross multiply
    488,407,362.88x = 674,006,417.74 × 265,389,043.75
  4. Step 4: Simplify right side
    488,407,362.88x = 178,873,918,682,539,552
  5. Step 5: Solve for x
    x = 178,873,918,682,539,552/488,407,362.88
  6. Step 6: Final answer
    x = 366,239,193.50

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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.