Home / 229,740,579.09-317,044,022.57-125,319,114.81

Finding the Fourth Proportional to 229,740,579.09, 317,044,022.57 and 125,319,114.81

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Solution

The fourth proportional to 229,740,579.09, 317,044,022.57 and 125,319,114.81 is: 172,941,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,740,579.09 : 317,044,022.57 = 125,319,114.81 : x
  2. Step 2: Convert to fraction form
    229,740,579.09/317,044,022.57 = 125,319,114.81/x
  3. Step 3: Cross multiply
    229,740,579.09x = 317,044,022.57 × 125,319,114.81
  4. Step 4: Simplify right side
    229,740,579.09x = 39,731,676,263,647,464
  5. Step 5: Solve for x
    x = 39,731,676,263,647,464/229,740,579.09
  6. Step 6: Final answer
    x = 172,941,482.18

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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.