Home / 1,415,556,077.40-2,123,334,116.10-925,780,051.80

Finding the Fourth Proportional to 1,415,556,077.40, 2,123,334,116.10 and 925,780,051.80

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Solution

The fourth proportional to 1,415,556,077.40, 2,123,334,116.10 and 925,780,051.80 is: 1,388,670,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,556,077.40 : 2,123,334,116.10 = 925,780,051.80 : x
  2. Step 2: Convert to fraction form
    1,415,556,077.40/2,123,334,116.10 = 925,780,051.80/x
  3. Step 3: Cross multiply
    1,415,556,077.40x = 2,123,334,116.10 × 925,780,051.80
  4. Step 4: Simplify right side
    1,415,556,077.40x = 1,965,740,367,991,764,992
  5. Step 5: Solve for x
    x = 1,965,740,367,991,764,992/1,415,556,077.40
  6. Step 6: Final answer
    x = 1,388,670,077.70

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Double scale
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1.5x scale

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.