Home / 302,516,922.30-453,775,383.45-87,127,943.10

Finding the Fourth Proportional to 302,516,922.30, 453,775,383.45 and 87,127,943.10

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Solution

The fourth proportional to 302,516,922.30, 453,775,383.45 and 87,127,943.10 is: 130,691,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,516,922.30 : 453,775,383.45 = 87,127,943.10 : x
  2. Step 2: Convert to fraction form
    302,516,922.30/453,775,383.45 = 87,127,943.10/x
  3. Step 3: Cross multiply
    302,516,922.30x = 453,775,383.45 × 87,127,943.10
  4. Step 4: Simplify right side
    302,516,922.30x = 39,536,515,789,412,280
  5. Step 5: Solve for x
    x = 39,536,515,789,412,280/302,516,922.30
  6. Step 6: Final answer
    x = 130,691,914.65

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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.