Home / 277,062,268.48-382,346,378.40-153,308,161.60

Finding the Fourth Proportional to 277,062,268.48, 382,346,378.40 and 153,308,161.60

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Solution

The fourth proportional to 277,062,268.48, 382,346,378.40 and 153,308,161.60 is: 211,565,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,062,268.48 : 382,346,378.40 = 153,308,161.60 : x
  2. Step 2: Convert to fraction form
    277,062,268.48/382,346,378.40 = 153,308,161.60/x
  3. Step 3: Cross multiply
    277,062,268.48x = 382,346,378.40 × 153,308,161.60
  4. Step 4: Simplify right side
    277,062,268.48x = 58,616,820,366,921,944
  5. Step 5: Solve for x
    x = 58,616,820,366,921,944/277,062,268.48
  6. Step 6: Final answer
    x = 211,565,510.85

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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.