Home / 1,358,127,530.80-2,037,191,296.20-919,050,976.60

Finding the Fourth Proportional to 1,358,127,530.80, 2,037,191,296.20 and 919,050,976.60

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Solution

The fourth proportional to 1,358,127,530.80, 2,037,191,296.20 and 919,050,976.60 is: 1,378,576,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,127,530.80 : 2,037,191,296.20 = 919,050,976.60 : x
  2. Step 2: Convert to fraction form
    1,358,127,530.80/2,037,191,296.20 = 919,050,976.60/x
  3. Step 3: Cross multiply
    1,358,127,530.80x = 2,037,191,296.20 × 919,050,976.60
  4. Step 4: Simplify right side
    1,358,127,530.80x = 1,872,282,650,293,629,952
  5. Step 5: Solve for x
    x = 1,872,282,650,293,629,952/1,358,127,530.80
  6. Step 6: Final answer
    x = 1,378,576,464.90

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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.