Home / 20,746,651,597.61-28,630,388,448.14-11,231,203,039.10

Finding the Fourth Proportional to 20,746,651,597.61, 28,630,388,448.14 and 11,231,203,039.10

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Solution

The fourth proportional to 20,746,651,597.61, 28,630,388,448.14 and 11,231,203,039.10 is: 15,499,065,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,651,597.61 : 28,630,388,448.14 = 11,231,203,039.10 : x
  2. Step 2: Convert to fraction form
    20,746,651,597.61/28,630,388,448.14 = 11,231,203,039.10/x
  3. Step 3: Cross multiply
    20,746,651,597.61x = 28,630,388,448.14 × 11,231,203,039.10
  4. Step 4: Simplify right side
    20,746,651,597.61x = 321,553,705,749,164,130,304
  5. Step 5: Solve for x
    x = 321,553,705,749,164,130,304/20,746,651,597.61
  6. Step 6: Final answer
    x = 15,499,065,197.89

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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.