Home / 219,983,421.60-329,975,132.40-99,051,069.60

Finding the Fourth Proportional to 219,983,421.60, 329,975,132.40 and 99,051,069.60

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Solution

The fourth proportional to 219,983,421.60, 329,975,132.40 and 99,051,069.60 is: 148,576,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,983,421.60 : 329,975,132.40 = 99,051,069.60 : x
  2. Step 2: Convert to fraction form
    219,983,421.60/329,975,132.40 = 99,051,069.60/x
  3. Step 3: Cross multiply
    219,983,421.60x = 329,975,132.40 × 99,051,069.60
  4. Step 4: Simplify right side
    219,983,421.60x = 32,684,389,805,621,612
  5. Step 5: Solve for x
    x = 32,684,389,805,621,612/219,983,421.60
  6. Step 6: Final answer
    x = 148,576,604.40

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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.