Home / 302,299,082.32-417,159,313.32-168,343,907.80

Finding the Fourth Proportional to 302,299,082.32, 417,159,313.32 and 168,343,907.80

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Solution

The fourth proportional to 302,299,082.32, 417,159,313.32 and 168,343,907.80 is: 232,307,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,299,082.32 : 417,159,313.32 = 168,343,907.80 : x
  2. Step 2: Convert to fraction form
    302,299,082.32/417,159,313.32 = 168,343,907.80/x
  3. Step 3: Cross multiply
    302,299,082.32x = 417,159,313.32 × 168,343,907.80
  4. Step 4: Simplify right side
    302,299,082.32x = 70,226,228,979,453,392
  5. Step 5: Solve for x
    x = 70,226,228,979,453,392/302,299,082.32
  6. Step 6: Final answer
    x = 232,307,119.30

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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.