Home / 210,448,528.38-313,453,673.84-201,006,152.64

Finding the Fourth Proportional to 210,448,528.38, 313,453,673.84 and 201,006,152.64

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Solution

The fourth proportional to 210,448,528.38, 313,453,673.84 and 201,006,152.64 is: 299,389,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,448,528.38 : 313,453,673.84 = 201,006,152.64 : x
  2. Step 2: Convert to fraction form
    210,448,528.38/313,453,673.84 = 201,006,152.64/x
  3. Step 3: Cross multiply
    210,448,528.38x = 313,453,673.84 × 201,006,152.64
  4. Step 4: Simplify right side
    210,448,528.38x = 63,006,117,009,954,320
  5. Step 5: Solve for x
    x = 63,006,117,009,954,320/210,448,528.38
  6. Step 6: Final answer
    x = 299,389,677.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.