Home / 265,696,266.60-398,544,399.90-163,127,716.20

Finding the Fourth Proportional to 265,696,266.60, 398,544,399.90 and 163,127,716.20

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Solution

The fourth proportional to 265,696,266.60, 398,544,399.90 and 163,127,716.20 is: 244,691,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,696,266.60 : 398,544,399.90 = 163,127,716.20 : x
  2. Step 2: Convert to fraction form
    265,696,266.60/398,544,399.90 = 163,127,716.20/x
  3. Step 3: Cross multiply
    265,696,266.60x = 398,544,399.90 × 163,127,716.20
  4. Step 4: Simplify right side
    265,696,266.60x = 65,013,637,759,986,496
  5. Step 5: Solve for x
    x = 65,013,637,759,986,496/265,696,266.60
  6. Step 6: Final answer
    x = 244,691,574.30

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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.