Home / 396,621,686.44-546,761,068.44-277,173,426.70

Finding the Fourth Proportional to 396,621,686.44, 546,761,068.44 and 277,173,426.70

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Solution

The fourth proportional to 396,621,686.44, 546,761,068.44 and 277,173,426.70 is: 382,096,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,621,686.44 : 546,761,068.44 = 277,173,426.70 : x
  2. Step 2: Convert to fraction form
    396,621,686.44/546,761,068.44 = 277,173,426.70/x
  3. Step 3: Cross multiply
    396,621,686.44x = 546,761,068.44 × 277,173,426.70
  4. Step 4: Simplify right side
    396,621,686.44x = 151,547,638,925,668,032
  5. Step 5: Solve for x
    x = 151,547,638,925,668,032/396,621,686.44
  6. Step 6: Final answer
    x = 382,096,199.24

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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.