Home / 245,855,388.17-339,281,339.01-134,346,245.76

Finding the Fourth Proportional to 245,855,388.17, 339,281,339.01 and 134,346,245.76

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Solution

The fourth proportional to 245,855,388.17, 339,281,339.01 and 134,346,245.76 is: 185,398,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,855,388.17 : 339,281,339.01 = 134,346,245.76 : x
  2. Step 2: Convert to fraction form
    245,855,388.17/339,281,339.01 = 134,346,245.76/x
  3. Step 3: Cross multiply
    245,855,388.17x = 339,281,339.01 × 134,346,245.76
  4. Step 4: Simplify right side
    245,855,388.17x = 45,581,174,154,197,712
  5. Step 5: Solve for x
    x = 45,581,174,154,197,712/245,855,388.17
  6. Step 6: Final answer
    x = 185,398,312.78

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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.