Home / 1,964,015,081.16-2,946,410,715.82-720,457,094.22

Finding the Fourth Proportional to 1,964,015,081.16, 2,946,410,715.82 and 720,457,094.22

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Solution

The fourth proportional to 1,964,015,081.16, 2,946,410,715.82 and 720,457,094.22 is: 1,080,828,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,015,081.16 : 2,946,410,715.82 = 720,457,094.22 : x
  2. Step 2: Convert to fraction form
    1,964,015,081.16/2,946,410,715.82 = 720,457,094.22/x
  3. Step 3: Cross multiply
    1,964,015,081.16x = 2,946,410,715.82 × 720,457,094.22
  4. Step 4: Simplify right side
    1,964,015,081.16x = 2,122,762,502,698,347,520
  5. Step 5: Solve for x
    x = 2,122,762,502,698,347,520/1,964,015,081.16
  6. Step 6: Final answer
    x = 1,080,828,005.38

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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.