Home / 328,966,077.60-493,449,116.40-277,310,012.40

Finding the Fourth Proportional to 328,966,077.60, 493,449,116.40 and 277,310,012.40

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Solution

The fourth proportional to 328,966,077.60, 493,449,116.40 and 277,310,012.40 is: 415,965,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,966,077.60 : 493,449,116.40 = 277,310,012.40 : x
  2. Step 2: Convert to fraction form
    328,966,077.60/493,449,116.40 = 277,310,012.40/x
  3. Step 3: Cross multiply
    328,966,077.60x = 493,449,116.40 × 277,310,012.40
  4. Step 4: Simplify right side
    328,966,077.60x = 136,838,380,587,653,024
  5. Step 5: Solve for x
    x = 136,838,380,587,653,024/328,966,077.60
  6. Step 6: Final answer
    x = 415,965,018.60

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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.