Home / 1,486,869,530.55-2,230,558,386.95-612,993,193.59

Finding the Fourth Proportional to 1,486,869,530.55, 2,230,558,386.95 and 612,993,193.59

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Solution

The fourth proportional to 1,486,869,530.55, 2,230,558,386.95 and 612,993,193.59 is: 919,594,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,869,530.55 : 2,230,558,386.95 = 612,993,193.59 : x
  2. Step 2: Convert to fraction form
    1,486,869,530.55/2,230,558,386.95 = 612,993,193.59/x
  3. Step 3: Cross multiply
    1,486,869,530.55x = 2,230,558,386.95 × 612,993,193.59
  4. Step 4: Simplify right side
    1,486,869,530.55x = 1,367,317,109,105,439,488
  5. Step 5: Solve for x
    x = 1,367,317,109,105,439,488/1,486,869,530.55
  6. Step 6: Final answer
    x = 919,594,544.79

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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.