Home / 3,385,607,155.80-5,076,398,912.94-1,287,237,164.46

Finding the Fourth Proportional to 3,385,607,155.80, 5,076,398,912.94 and 1,287,237,164.46

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Solution

The fourth proportional to 3,385,607,155.80, 5,076,398,912.94 and 1,287,237,164.46 is: 1,930,090,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,607,155.80 : 5,076,398,912.94 = 1,287,237,164.46 : x
  2. Step 2: Convert to fraction form
    3,385,607,155.80/5,076,398,912.94 = 1,287,237,164.46/x
  3. Step 3: Cross multiply
    3,385,607,155.80x = 5,076,398,912.94 × 1,287,237,164.46
  4. Step 4: Simplify right side
    3,385,607,155.80x = 6,534,529,342,360,711,168
  5. Step 5: Solve for x
    x = 6,534,529,342,360,711,168/3,385,607,155.80
  6. Step 6: Final answer
    x = 1,930,090,835.01

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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.