Home / 539,016,825.80-808,525,316.30-130,072,977.80

Finding the Fourth Proportional to 539,016,825.80, 808,525,316.30 and 130,072,977.80

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Solution

The fourth proportional to 539,016,825.80, 808,525,316.30 and 130,072,977.80 is: 195,109,485.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,016,825.80 : 808,525,316.30 = 130,072,977.80 : x
  2. Step 2: Convert to fraction form
    539,016,825.80/808,525,316.30 = 130,072,977.80/x
  3. Step 3: Cross multiply
    539,016,825.80x = 808,525,316.30 × 130,072,977.80
  4. Step 4: Simplify right side
    539,016,825.80x = 105,167,295,517,827,872
  5. Step 5: Solve for x
    x = 105,167,295,517,827,872/539,016,825.80
  6. Step 6: Final answer
    x = 195,109,485.43

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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.