Home / 277,887,641.51-416,305,328.37-185,492,781.83

Finding the Fourth Proportional to 277,887,641.51, 416,305,328.37 and 185,492,781.83

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Solution

The fourth proportional to 277,887,641.51, 416,305,328.37 and 185,492,781.83 is: 277,887,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,887,641.51 : 416,305,328.37 = 185,492,781.83 : x
  2. Step 2: Convert to fraction form
    277,887,641.51/416,305,328.37 = 185,492,781.83/x
  3. Step 3: Cross multiply
    277,887,641.51x = 416,305,328.37 × 185,492,781.83
  4. Step 4: Simplify right side
    277,887,641.51x = 77,221,633,447,921,392
  5. Step 5: Solve for x
    x = 77,221,633,447,921,392/277,887,641.51
  6. Step 6: Final answer
    x = 277,887,973.10

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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.