Home / 295,488,083.20-443,232,124.80-289,441,465.60

Finding the Fourth Proportional to 295,488,083.20, 443,232,124.80 and 289,441,465.60

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Solution

The fourth proportional to 295,488,083.20, 443,232,124.80 and 289,441,465.60 is: 434,162,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,083.20 : 443,232,124.80 = 289,441,465.60 : x
  2. Step 2: Convert to fraction form
    295,488,083.20/443,232,124.80 = 289,441,465.60/x
  3. Step 3: Cross multiply
    295,488,083.20x = 443,232,124.80 × 289,441,465.60
  4. Step 4: Simplify right side
    295,488,083.20x = 128,289,755,803,114,128
  5. Step 5: Solve for x
    x = 128,289,755,803,114,128/295,488,083.20
  6. Step 6: Final answer
    x = 434,162,198.40

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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.