Home / 995,358,557.20-1,493,037,835.80-349,191,619.60

Finding the Fourth Proportional to 995,358,557.20, 1,493,037,835.80 and 349,191,619.60

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Solution

The fourth proportional to 995,358,557.20, 1,493,037,835.80 and 349,191,619.60 is: 523,787,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,358,557.20 : 1,493,037,835.80 = 349,191,619.60 : x
  2. Step 2: Convert to fraction form
    995,358,557.20/1,493,037,835.80 = 349,191,619.60/x
  3. Step 3: Cross multiply
    995,358,557.20x = 1,493,037,835.80 × 349,191,619.60
  4. Step 4: Simplify right side
    995,358,557.20x = 521,356,300,007,080,896
  5. Step 5: Solve for x
    x = 521,356,300,007,080,896/995,358,557.20
  6. Step 6: Final answer
    x = 523,787,429.40

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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.