Home / 201,836,823.30-302,896,952.55-86,903,849.70

Finding the Fourth Proportional to 201,836,823.30, 302,896,952.55 and 86,903,849.70

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Solution

The fourth proportional to 201,836,823.30, 302,896,952.55 and 86,903,849.70 is: 130,416,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,836,823.30 : 302,896,952.55 = 86,903,849.70 : x
  2. Step 2: Convert to fraction form
    201,836,823.30/302,896,952.55 = 86,903,849.70/x
  3. Step 3: Cross multiply
    201,836,823.30x = 302,896,952.55 × 86,903,849.70
  4. Step 4: Simplify right side
    201,836,823.30x = 26,322,911,238,993,232
  5. Step 5: Solve for x
    x = 26,322,911,238,993,232/201,836,823.30
  6. Step 6: Final answer
    x = 130,416,793.17

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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.