Home / 1,493,619,136.40-2,240,428,704.60-804,871,600.40

Finding the Fourth Proportional to 1,493,619,136.40, 2,240,428,704.60 and 804,871,600.40

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Solution

The fourth proportional to 1,493,619,136.40, 2,240,428,704.60 and 804,871,600.40 is: 1,207,307,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,619,136.40 : 2,240,428,704.60 = 804,871,600.40 : x
  2. Step 2: Convert to fraction form
    1,493,619,136.40/2,240,428,704.60 = 804,871,600.40/x
  3. Step 3: Cross multiply
    1,493,619,136.40x = 2,240,428,704.60 × 804,871,600.40
  4. Step 4: Simplify right side
    1,493,619,136.40x = 1,803,257,437,053,500,672
  5. Step 5: Solve for x
    x = 1,803,257,437,053,500,672/1,493,619,136.40
  6. Step 6: Final answer
    x = 1,207,307,400.60

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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.