Home / 743,549,409.96-1,115,087,489.40-245,467,185

Finding the Fourth Proportional to 743,549,409.96, 1,115,087,489.40 and 245,467,185

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Solution

The fourth proportional to 743,549,409.96, 1,115,087,489.40 and 245,467,185 is: 368,122,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,549,409.96 : 1,115,087,489.40 = 245,467,185 : x
  2. Step 2: Convert to fraction form
    743,549,409.96/1,115,087,489.40 = 245,467,185/x
  3. Step 3: Cross multiply
    743,549,409.96x = 1,115,087,489.40 × 245,467,185
  4. Step 4: Simplify right side
    743,549,409.96x = 273,717,387,051,735,360
  5. Step 5: Solve for x
    x = 273,717,387,051,735,360/743,549,409.96
  6. Step 6: Final answer
    x = 368,122,660.56

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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.