Home / 265,712,553.80-398,568,830.70-163,144,003.40

Finding the Fourth Proportional to 265,712,553.80, 398,568,830.70 and 163,144,003.40

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Solution

The fourth proportional to 265,712,553.80, 398,568,830.70 and 163,144,003.40 is: 244,716,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,712,553.80 : 398,568,830.70 = 163,144,003.40 : x
  2. Step 2: Convert to fraction form
    265,712,553.80/398,568,830.70 = 163,144,003.40/x
  3. Step 3: Cross multiply
    265,712,553.80x = 398,568,830.70 × 163,144,003.40
  4. Step 4: Simplify right side
    265,712,553.80x = 65,024,114,670,854,824
  5. Step 5: Solve for x
    x = 65,024,114,670,854,824/265,712,553.80
  6. Step 6: Final answer
    x = 244,716,005.10

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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.