Home / 1,480,297,899.60-2,219,596,543.80-445,003,592.40

Finding the Fourth Proportional to 1,480,297,899.60, 2,219,596,543.80 and 445,003,592.40

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Solution

The fourth proportional to 1,480,297,899.60, 2,219,596,543.80 and 445,003,592.40 is: 667,249,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,297,899.60 : 2,219,596,543.80 = 445,003,592.40 : x
  2. Step 2: Convert to fraction form
    1,480,297,899.60/2,219,596,543.80 = 445,003,592.40/x
  3. Step 3: Cross multiply
    1,480,297,899.60x = 2,219,596,543.80 × 445,003,592.40
  4. Step 4: Simplify right side
    1,480,297,899.60x = 987,728,435,669,623,936
  5. Step 5: Solve for x
    x = 987,728,435,669,623,936/1,480,297,899.60
  6. Step 6: Final answer
    x = 667,249,771.78

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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.