Home / 248,433,232.20-372,649,848.30-84,855,692.40

Finding the Fourth Proportional to 248,433,232.20, 372,649,848.30 and 84,855,692.40

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Solution

The fourth proportional to 248,433,232.20, 372,649,848.30 and 84,855,692.40 is: 127,283,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,433,232.20 : 372,649,848.30 = 84,855,692.40 : x
  2. Step 2: Convert to fraction form
    248,433,232.20/372,649,848.30 = 84,855,692.40/x
  3. Step 3: Cross multiply
    248,433,232.20x = 372,649,848.30 × 84,855,692.40
  4. Step 4: Simplify right side
    248,433,232.20x = 31,621,460,900,251,468
  5. Step 5: Solve for x
    x = 31,621,460,900,251,468/248,433,232.20
  6. Step 6: Final answer
    x = 127,283,538.60

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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.