Home / 2,051,136,415.60-3,076,629,973.80-823,971,641.20

Finding the Fourth Proportional to 2,051,136,415.60, 3,076,629,973.80 and 823,971,641.20

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Solution

The fourth proportional to 2,051,136,415.60, 3,076,629,973.80 and 823,971,641.20 is: 1,235,927,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,136,415.60 : 3,076,629,973.80 = 823,971,641.20 : x
  2. Step 2: Convert to fraction form
    2,051,136,415.60/3,076,629,973.80 = 823,971,641.20/x
  3. Step 3: Cross multiply
    2,051,136,415.60x = 3,076,629,973.80 × 823,971,641.20
  4. Step 4: Simplify right side
    2,051,136,415.60x = 2,535,055,848,877,099,520
  5. Step 5: Solve for x
    x = 2,535,055,848,877,099,520/2,051,136,415.60
  6. Step 6: Final answer
    x = 1,235,927,473.96

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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.