Home / 1,021,560,310.36-1,532,340,485.64-245,205,971.02

Finding the Fourth Proportional to 1,021,560,310.36, 1,532,340,485.64 and 245,205,971.02

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Solution

The fourth proportional to 1,021,560,310.36, 1,532,340,485.64 and 245,205,971.02 is: 367,808,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,560,310.36 : 1,532,340,485.64 = 245,205,971.02 : x
  2. Step 2: Convert to fraction form
    1,021,560,310.36/1,532,340,485.64 = 245,205,971.02/x
  3. Step 3: Cross multiply
    1,021,560,310.36x = 1,532,340,485.64 × 245,205,971.02
  4. Step 4: Simplify right side
    1,021,560,310.36x = 375,739,036,714,614,592
  5. Step 5: Solve for x
    x = 375,739,036,714,614,592/1,021,560,310.36
  6. Step 6: Final answer
    x = 367,808,961.35

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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.