Home / 380,584,054.80-570,397,785.30-186,076,648.80

Finding the Fourth Proportional to 380,584,054.80, 570,397,785.30 and 186,076,648.80

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Solution

The fourth proportional to 380,584,054.80, 570,397,785.30 and 186,076,648.80 is: 278,881,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,584,054.80 : 570,397,785.30 = 186,076,648.80 : x
  2. Step 2: Convert to fraction form
    380,584,054.80/570,397,785.30 = 186,076,648.80/x
  3. Step 3: Cross multiply
    380,584,054.80x = 570,397,785.30 × 186,076,648.80
  4. Step 4: Simplify right side
    380,584,054.80x = 106,137,708,371,565,904
  5. Step 5: Solve for x
    x = 106,137,708,371,565,904/380,584,054.80
  6. Step 6: Final answer
    x = 278,881,122.40

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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.