Home / 86,617,586.16-129,946,751.10-25,208,069.52

Finding the Fourth Proportional to 86,617,586.16, 129,946,751.10 and 25,208,069.52

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Solution

The fourth proportional to 86,617,586.16, 129,946,751.10 and 25,208,069.52 is: 37,818,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,617,586.16 : 129,946,751.10 = 25,208,069.52 : x
  2. Step 2: Convert to fraction form
    86,617,586.16/129,946,751.10 = 25,208,069.52/x
  3. Step 3: Cross multiply
    86,617,586.16x = 129,946,751.10 × 25,208,069.52
  4. Step 4: Simplify right side
    86,617,586.16x = 3,275,706,735,626,936.50
  5. Step 5: Solve for x
    x = 3,275,706,735,626,936.50/86,617,586.16
  6. Step 6: Final answer
    x = 37,818,033.04

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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.