Home / 695,763,259.84-960,173,170.92-424,199,405.20

Finding the Fourth Proportional to 695,763,259.84, 960,173,170.92 and 424,199,405.20

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Solution

The fourth proportional to 695,763,259.84, 960,173,170.92 and 424,199,405.20 is: 585,407,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,763,259.84 : 960,173,170.92 = 424,199,405.20 : x
  2. Step 2: Convert to fraction form
    695,763,259.84/960,173,170.92 = 424,199,405.20/x
  3. Step 3: Cross multiply
    695,763,259.84x = 960,173,170.92 × 424,199,405.20
  4. Step 4: Simplify right side
    695,763,259.84x = 407,304,887,993,261,888
  5. Step 5: Solve for x
    x = 407,304,887,993,261,888/695,763,259.84
  6. Step 6: Final answer
    x = 585,407,295.13

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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.