Home / 45,357,469.20-68,036,203.80-30,051,968.40

Finding the Fourth Proportional to 45,357,469.20, 68,036,203.80 and 30,051,968.40

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Solution

The fourth proportional to 45,357,469.20, 68,036,203.80 and 30,051,968.40 is: 45,077,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357,469.20 : 68,036,203.80 = 30,051,968.40 : x
  2. Step 2: Convert to fraction form
    45,357,469.20/68,036,203.80 = 30,051,968.40/x
  3. Step 3: Cross multiply
    45,357,469.20x = 68,036,203.80 × 30,051,968.40
  4. Step 4: Simplify right side
    45,357,469.20x = 2,044,621,846,653,559.75
  5. Step 5: Solve for x
    x = 2,044,621,846,653,559.75/45,357,469.20
  6. Step 6: Final answer
    x = 45,077,952.60

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1.5x scale

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.