Home / 393,696,008.40-590,544,012.60-164,113,496.40

Finding the Fourth Proportional to 393,696,008.40, 590,544,012.60 and 164,113,496.40

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Solution

The fourth proportional to 393,696,008.40, 590,544,012.60 and 164,113,496.40 is: 246,170,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,696,008.40 : 590,544,012.60 = 164,113,496.40 : x
  2. Step 2: Convert to fraction form
    393,696,008.40/590,544,012.60 = 164,113,496.40/x
  3. Step 3: Cross multiply
    393,696,008.40x = 590,544,012.60 × 164,113,496.40
  4. Step 4: Simplify right side
    393,696,008.40x = 96,916,242,685,871,664
  5. Step 5: Solve for x
    x = 96,916,242,685,871,664/393,696,008.40
  6. Step 6: Final answer
    x = 246,170,244.60

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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.