Home / 1,458,245,085.29-2,187,183,123.49-462,275,714.88

Finding the Fourth Proportional to 1,458,245,085.29, 2,187,183,123.49 and 462,275,714.88

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Solution

The fourth proportional to 1,458,245,085.29, 2,187,183,123.49 and 462,275,714.88 is: 693,355,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,245,085.29 : 2,187,183,123.49 = 462,275,714.88 : x
  2. Step 2: Convert to fraction form
    1,458,245,085.29/2,187,183,123.49 = 462,275,714.88/x
  3. Step 3: Cross multiply
    1,458,245,085.29x = 2,187,183,123.49 × 462,275,714.88
  4. Step 4: Simplify right side
    1,458,245,085.29x = 1,011,081,641,984,811,008
  5. Step 5: Solve for x
    x = 1,011,081,641,984,811,008/1,458,245,085.29
  6. Step 6: Final answer
    x = 693,355,082.89

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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.