Home / 176,137,813.80-264,206,720.70-139,858,108.20

Finding the Fourth Proportional to 176,137,813.80, 264,206,720.70 and 139,858,108.20

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Solution

The fourth proportional to 176,137,813.80, 264,206,720.70 and 139,858,108.20 is: 209,787,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,137,813.80 : 264,206,720.70 = 139,858,108.20 : x
  2. Step 2: Convert to fraction form
    176,137,813.80/264,206,720.70 = 139,858,108.20/x
  3. Step 3: Cross multiply
    176,137,813.80x = 264,206,720.70 × 139,858,108.20
  4. Step 4: Simplify right side
    176,137,813.80x = 36,951,452,130,827,776
  5. Step 5: Solve for x
    x = 36,951,452,130,827,776/176,137,813.80
  6. Step 6: Final answer
    x = 209,787,162.30

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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.