Home / 201,192,274.10-301,788,411.15-189,287,995.70

Finding the Fourth Proportional to 201,192,274.10, 301,788,411.15 and 189,287,995.70

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Solution

The fourth proportional to 201,192,274.10, 301,788,411.15 and 189,287,995.70 is: 283,931,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,192,274.10 : 301,788,411.15 = 189,287,995.70 : x
  2. Step 2: Convert to fraction form
    201,192,274.10/301,788,411.15 = 189,287,995.70/x
  3. Step 3: Cross multiply
    201,192,274.10x = 301,788,411.15 × 189,287,995.70
  4. Step 4: Simplify right side
    201,192,274.10x = 57,124,923,472,071,024
  5. Step 5: Solve for x
    x = 57,124,923,472,071,024/201,192,274.10
  6. Step 6: Final answer
    x = 283,931,993.55

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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.