Home / 314,928,045.30-472,392,067.95-277,939,751.70

Finding the Fourth Proportional to 314,928,045.30, 472,392,067.95 and 277,939,751.70

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Solution

The fourth proportional to 314,928,045.30, 472,392,067.95 and 277,939,751.70 is: 416,909,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,045.30 : 472,392,067.95 = 277,939,751.70 : x
  2. Step 2: Convert to fraction form
    314,928,045.30/472,392,067.95 = 277,939,751.70/x
  3. Step 3: Cross multiply
    314,928,045.30x = 472,392,067.95 × 277,939,751.70
  4. Step 4: Simplify right side
    314,928,045.30x = 131,296,534,071,072,512
  5. Step 5: Solve for x
    x = 131,296,534,071,072,512/314,928,045.30
  6. Step 6: Final answer
    x = 416,909,627.55

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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.