Home / 169,640,291.36-234,097,455.12-103,671,155.36

Finding the Fourth Proportional to 169,640,291.36, 234,097,455.12 and 103,671,155.36

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Solution

The fourth proportional to 169,640,291.36, 234,097,455.12 and 103,671,155.36 is: 143,062,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,640,291.36 : 234,097,455.12 = 103,671,155.36 : x
  2. Step 2: Convert to fraction form
    169,640,291.36/234,097,455.12 = 103,671,155.36/x
  3. Step 3: Cross multiply
    169,640,291.36x = 234,097,455.12 × 103,671,155.36
  4. Step 4: Simplify right side
    169,640,291.36x = 24,269,153,639,126,148
  5. Step 5: Solve for x
    x = 24,269,153,639,126,148/169,640,291.36
  6. Step 6: Final answer
    x = 143,062,437.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.