Home / 7,778,828,586.48-11,668,272,797.88-1,883,378,001.12

Finding the Fourth Proportional to 7,778,828,586.48, 11,668,272,797.88 and 1,883,378,001.12

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Solution

The fourth proportional to 7,778,828,586.48, 11,668,272,797.88 and 1,883,378,001.12 is: 2,825,074,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,828,586.48 : 11,668,272,797.88 = 1,883,378,001.12 : x
  2. Step 2: Convert to fraction form
    7,778,828,586.48/11,668,272,797.88 = 1,883,378,001.12/x
  3. Step 3: Cross multiply
    7,778,828,586.48x = 11,668,272,797.88 × 1,883,378,001.12
  4. Step 4: Simplify right side
    7,778,828,586.48x = 21,975,768,298,594,103,296
  5. Step 5: Solve for x
    x = 21,975,768,298,594,103,296/7,778,828,586.48
  6. Step 6: Final answer
    x = 2,825,074,245.34

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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.