Home / 15,933,386,698.67-21,990,001,752.45-9,068,452,437.67

Finding the Fourth Proportional to 15,933,386,698.67, 21,990,001,752.45 and 9,068,452,437.67

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Solution

The fourth proportional to 15,933,386,698.67, 21,990,001,752.45 and 9,068,452,437.67 is: 12,515,561,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933,386,698.67 : 21,990,001,752.45 = 9,068,452,437.67 : x
  2. Step 2: Convert to fraction form
    15,933,386,698.67/21,990,001,752.45 = 9,068,452,437.67/x
  3. Step 3: Cross multiply
    15,933,386,698.67x = 21,990,001,752.45 × 9,068,452,437.67
  4. Step 4: Simplify right side
    15,933,386,698.67x = 199,415,284,996,372,791,296
  5. Step 5: Solve for x
    x = 199,415,284,996,372,791,296/15,933,386,698.67
  6. Step 6: Final answer
    x = 12,515,561,742.63

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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.