Home / 559,815,405.57-772,698,918.02-324,941,735.03

Finding the Fourth Proportional to 559,815,405.57, 772,698,918.02 and 324,941,735.03

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Solution

The fourth proportional to 559,815,405.57, 772,698,918.02 and 324,941,735.03 is: 448,508,784.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,815,405.57 : 772,698,918.02 = 324,941,735.03 : x
  2. Step 2: Convert to fraction form
    559,815,405.57/772,698,918.02 = 324,941,735.03/x
  3. Step 3: Cross multiply
    559,815,405.57x = 772,698,918.02 × 324,941,735.03
  4. Step 4: Simplify right side
    559,815,405.57x = 251,082,127,071,734,304
  5. Step 5: Solve for x
    x = 251,082,127,071,734,304/559,815,405.57
  6. Step 6: Final answer
    x = 448,508,784.46

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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.