Home / 464,593,650.88-641,274,627.72-303,681,009.40

Finding the Fourth Proportional to 464,593,650.88, 641,274,627.72 and 303,681,009.40

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Solution

The fourth proportional to 464,593,650.88, 641,274,627.72 and 303,681,009.40 is: 419,168,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,593,650.88 : 641,274,627.72 = 303,681,009.40 : x
  2. Step 2: Convert to fraction form
    464,593,650.88/641,274,627.72 = 303,681,009.40/x
  3. Step 3: Cross multiply
    464,593,650.88x = 641,274,627.72 × 303,681,009.40
  4. Step 4: Simplify right side
    464,593,650.88x = 194,742,926,248,618,816
  5. Step 5: Solve for x
    x = 194,742,926,248,618,816/464,593,650.88
  6. Step 6: Final answer
    x = 419,168,290.14

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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.