Home / 364,032,147.20-546,048,220.80-235,037,638.40

Finding the Fourth Proportional to 364,032,147.20, 546,048,220.80 and 235,037,638.40

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Solution

The fourth proportional to 364,032,147.20, 546,048,220.80 and 235,037,638.40 is: 352,556,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,032,147.20 : 546,048,220.80 = 235,037,638.40 : x
  2. Step 2: Convert to fraction form
    364,032,147.20/546,048,220.80 = 235,037,638.40/x
  3. Step 3: Cross multiply
    364,032,147.20x = 546,048,220.80 × 235,037,638.40
  4. Step 4: Simplify right side
    364,032,147.20x = 128,341,884,269,353,744
  5. Step 5: Solve for x
    x = 128,341,884,269,353,744/364,032,147.20
  6. Step 6: Final answer
    x = 352,556,457.60

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1.5x scale

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.