Home / 201,585,000.90-302,433,488.55-86,624,616.90

Finding the Fourth Proportional to 201,585,000.90, 302,433,488.55 and 86,624,616.90

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Solution

The fourth proportional to 201,585,000.90, 302,433,488.55 and 86,624,616.90 is: 129,960,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,585,000.90 : 302,433,488.55 = 86,624,616.90 : x
  2. Step 2: Convert to fraction form
    201,585,000.90/302,433,488.55 = 86,624,616.90/x
  3. Step 3: Cross multiply
    201,585,000.90x = 302,433,488.55 × 86,624,616.90
  4. Step 4: Simplify right side
    201,585,000.90x = 26,198,185,083,374,288
  5. Step 5: Solve for x
    x = 26,198,185,083,374,288/201,585,000.90
  6. Step 6: Final answer
    x = 129,960,984.03

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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.