Home / 1,610,525,749.68-2,222,266,263.17-905,635,704.24

Finding the Fourth Proportional to 1,610,525,749.68, 2,222,266,263.17 and 905,635,704.24

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Solution

The fourth proportional to 1,610,525,749.68, 2,222,266,263.17 and 905,635,704.24 is: 1,249,631,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,525,749.68 : 2,222,266,263.17 = 905,635,704.24 : x
  2. Step 2: Convert to fraction form
    1,610,525,749.68/2,222,266,263.17 = 905,635,704.24/x
  3. Step 3: Cross multiply
    1,610,525,749.68x = 2,222,266,263.17 × 905,635,704.24
  4. Step 4: Simplify right side
    1,610,525,749.68x = 2,012,563,672,250,227,968
  5. Step 5: Solve for x
    x = 2,012,563,672,250,227,968/1,610,525,749.68
  6. Step 6: Final answer
    x = 1,249,631,477.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.