Home / 1,054,573,488.99-1,581,926,003.91-278,219,894.31

Finding the Fourth Proportional to 1,054,573,488.99, 1,581,926,003.91 and 278,219,894.31

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Solution

The fourth proportional to 1,054,573,488.99, 1,581,926,003.91 and 278,219,894.31 is: 417,347,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,573,488.99 : 1,581,926,003.91 = 278,219,894.31 : x
  2. Step 2: Convert to fraction form
    1,054,573,488.99/1,581,926,003.91 = 278,219,894.31/x
  3. Step 3: Cross multiply
    1,054,573,488.99x = 1,581,926,003.91 × 278,219,894.31
  4. Step 4: Simplify right side
    1,054,573,488.99x = 440,123,285,614,080,896
  5. Step 5: Solve for x
    x = 440,123,285,614,080,896/1,054,573,488.99
  6. Step 6: Final answer
    x = 417,347,193.16

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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.