Home / 806,084,977.68-1,112,740,509.42-541,920,176.64

Finding the Fourth Proportional to 806,084,977.68, 1,112,740,509.42 and 541,920,176.64

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Solution

The fourth proportional to 806,084,977.68, 1,112,740,509.42 and 541,920,176.64 is: 748,080,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,084,977.68 : 1,112,740,509.42 = 541,920,176.64 : x
  2. Step 2: Convert to fraction form
    806,084,977.68/1,112,740,509.42 = 541,920,176.64/x
  3. Step 3: Cross multiply
    806,084,977.68x = 1,112,740,509.42 × 541,920,176.64
  4. Step 4: Simplify right side
    806,084,977.68x = 603,016,533,419,369,984
  5. Step 5: Solve for x
    x = 603,016,533,419,369,984/806,084,977.68
  6. Step 6: Final answer
    x = 748,080,599.59

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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.