Home / 255,256,482.84-352,416,856.58-208,325,666.45

Finding the Fourth Proportional to 255,256,482.84, 352,416,856.58 and 208,325,666.45

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Solution

The fourth proportional to 255,256,482.84, 352,416,856.58 and 208,325,666.45 is: 287,622,377.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,256,482.84 : 352,416,856.58 = 208,325,666.45 : x
  2. Step 2: Convert to fraction form
    255,256,482.84/352,416,856.58 = 208,325,666.45/x
  3. Step 3: Cross multiply
    255,256,482.84x = 352,416,856.58 × 208,325,666.45
  4. Step 4: Simplify right side
    255,256,482.84x = 73,417,476,512,438,848
  5. Step 5: Solve for x
    x = 73,417,476,512,438,848/255,256,482.84
  6. Step 6: Final answer
    x = 287,622,377.68

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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.