Home / 900,816,540.16-1,350,963,813.66-270,523,169.32

Finding the Fourth Proportional to 900,816,540.16, 1,350,963,813.66 and 270,523,169.32

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Solution

The fourth proportional to 900,816,540.16, 1,350,963,813.66 and 270,523,169.32 is: 405,706,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,816,540.16 : 1,350,963,813.66 = 270,523,169.32 : x
  2. Step 2: Convert to fraction form
    900,816,540.16/1,350,963,813.66 = 270,523,169.32/x
  3. Step 3: Cross multiply
    900,816,540.16x = 1,350,963,813.66 × 270,523,169.32
  4. Step 4: Simplify right side
    900,816,540.16x = 365,467,012,507,937,152
  5. Step 5: Solve for x
    x = 365,467,012,507,937,152/900,816,540.16
  6. Step 6: Final answer
    x = 405,706,374.40

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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.