Home / 119,579,059.36-179,368,591.47-28,702,648.36

Finding the Fourth Proportional to 119,579,059.36, 179,368,591.47 and 28,702,648.36

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Solution

The fourth proportional to 119,579,059.36, 179,368,591.47 and 28,702,648.36 is: 43,053,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,579,059.36 : 179,368,591.47 = 28,702,648.36 : x
  2. Step 2: Convert to fraction form
    119,579,059.36/179,368,591.47 = 28,702,648.36/x
  3. Step 3: Cross multiply
    119,579,059.36x = 179,368,591.47 × 28,702,648.36
  4. Step 4: Simplify right side
    119,579,059.36x = 5,148,353,607,791,905
  5. Step 5: Solve for x
    x = 5,148,353,607,791,905/119,579,059.36
  6. Step 6: Final answer
    x = 43,053,973.12

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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.