Home / 65,320,488.30-97,980,614.43-19,294,679.87

Finding the Fourth Proportional to 65,320,488.30, 97,980,614.43 and 19,294,679.87

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Solution

The fourth proportional to 65,320,488.30, 97,980,614.43 and 19,294,679.87 is: 28,941,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,320,488.30 : 97,980,614.43 = 19,294,679.87 : x
  2. Step 2: Convert to fraction form
    65,320,488.30/97,980,614.43 = 19,294,679.87/x
  3. Step 3: Cross multiply
    65,320,488.30x = 97,980,614.43 × 19,294,679.87
  4. Step 4: Simplify right side
    65,320,488.30x = 1,890,504,589,357,595.50
  5. Step 5: Solve for x
    x = 1,890,504,589,357,595.50/65,320,488.30
  6. Step 6: Final answer
    x = 28,941,984.95

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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.