Home / 229,845,178.12-317,193,075.21-125,429,979.60

Finding the Fourth Proportional to 229,845,178.12, 317,193,075.21 and 125,429,979.60

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Solution

The fourth proportional to 229,845,178.12, 317,193,075.21 and 125,429,979.60 is: 173,097,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,845,178.12 : 317,193,075.21 = 125,429,979.60 : x
  2. Step 2: Convert to fraction form
    229,845,178.12/317,193,075.21 = 125,429,979.60/x
  3. Step 3: Cross multiply
    229,845,178.12x = 317,193,075.21 × 125,429,979.60
  4. Step 4: Simplify right side
    229,845,178.12x = 39,785,520,951,745,008
  5. Step 5: Solve for x
    x = 39,785,520,951,745,008/229,845,178.12
  6. Step 6: Final answer
    x = 173,097,044.18

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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.