Home / 1,384,129,619.60-2,076,194,429.40-1,335,756,678.80

Finding the Fourth Proportional to 1,384,129,619.60, 2,076,194,429.40 and 1,335,756,678.80

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Solution

The fourth proportional to 1,384,129,619.60, 2,076,194,429.40 and 1,335,756,678.80 is: 2,003,635,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,129,619.60 : 2,076,194,429.40 = 1,335,756,678.80 : x
  2. Step 2: Convert to fraction form
    1,384,129,619.60/2,076,194,429.40 = 1,335,756,678.80/x
  3. Step 3: Cross multiply
    1,384,129,619.60x = 2,076,194,429.40 × 1,335,756,678.80
  4. Step 4: Simplify right side
    1,384,129,619.60x = 2,773,290,575,558,405,120
  5. Step 5: Solve for x
    x = 2,773,290,575,558,405,120/1,384,129,619.60
  6. Step 6: Final answer
    x = 2,003,635,018.20

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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.