Home / 167,989,383.90-251,984,075.85-139,291,569.90

Finding the Fourth Proportional to 167,989,383.90, 251,984,075.85 and 139,291,569.90

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Solution

The fourth proportional to 167,989,383.90, 251,984,075.85 and 139,291,569.90 is: 208,937,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,989,383.90 : 251,984,075.85 = 139,291,569.90 : x
  2. Step 2: Convert to fraction form
    167,989,383.90/251,984,075.85 = 139,291,569.90/x
  3. Step 3: Cross multiply
    167,989,383.90x = 251,984,075.85 × 139,291,569.90
  4. Step 4: Simplify right side
    167,989,383.90x = 35,099,257,514,947,176
  5. Step 5: Solve for x
    x = 35,099,257,514,947,176/167,989,383.90
  6. Step 6: Final answer
    x = 208,937,354.85

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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.