Home / 603,037,477.80-904,556,216.70-215,298,124.20

Finding the Fourth Proportional to 603,037,477.80, 904,556,216.70 and 215,298,124.20

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Solution

The fourth proportional to 603,037,477.80, 904,556,216.70 and 215,298,124.20 is: 322,947,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,037,477.80 : 904,556,216.70 = 215,298,124.20 : x
  2. Step 2: Convert to fraction form
    603,037,477.80/904,556,216.70 = 215,298,124.20/x
  3. Step 3: Cross multiply
    603,037,477.80x = 904,556,216.70 × 215,298,124.20
  4. Step 4: Simplify right side
    603,037,477.80x = 194,749,256,688,958,720
  5. Step 5: Solve for x
    x = 194,749,256,688,958,720/603,037,477.80
  6. Step 6: Final answer
    x = 322,947,186.30

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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.