Home / 526,850,128-727,053,176.64-295,063,120

Finding the Fourth Proportional to 526,850,128, 727,053,176.64 and 295,063,120

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Solution

The fourth proportional to 526,850,128, 727,053,176.64 and 295,063,120 is: 407,187,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,850,128 : 727,053,176.64 = 295,063,120 : x
  2. Step 2: Convert to fraction form
    526,850,128/727,053,176.64 = 295,063,120/x
  3. Step 3: Cross multiply
    526,850,128x = 727,053,176.64 × 295,063,120
  4. Step 4: Simplify right side
    526,850,128x = 214,526,578,705,309,504
  5. Step 5: Solve for x
    x = 214,526,578,705,309,504/526,850,128
  6. Step 6: Final answer
    x = 407,187,105.60

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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.