Home / 1,493,833,069.77-2,240,758,136.76-620,434,438.53

Finding the Fourth Proportional to 1,493,833,069.77, 2,240,758,136.76 and 620,434,438.53

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Solution

The fourth proportional to 1,493,833,069.77, 2,240,758,136.76 and 620,434,438.53 is: 930,655,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,833,069.77 : 2,240,758,136.76 = 620,434,438.53 : x
  2. Step 2: Convert to fraction form
    1,493,833,069.77/2,240,758,136.76 = 620,434,438.53/x
  3. Step 3: Cross multiply
    1,493,833,069.77x = 2,240,758,136.76 × 620,434,438.53
  4. Step 4: Simplify right side
    1,493,833,069.77x = 1,390,243,516,462,219,520
  5. Step 5: Solve for x
    x = 1,390,243,516,462,219,520/1,493,833,069.77
  6. Step 6: Final answer
    x = 930,655,201.44

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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.