Home / 1,298,059,969.20-1,947,089,953.80-377,966,324.40

Finding the Fourth Proportional to 1,298,059,969.20, 1,947,089,953.80 and 377,966,324.40

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Solution

The fourth proportional to 1,298,059,969.20, 1,947,089,953.80 and 377,966,324.40 is: 566,949,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,059,969.20 : 1,947,089,953.80 = 377,966,324.40 : x
  2. Step 2: Convert to fraction form
    1,298,059,969.20/1,947,089,953.80 = 377,966,324.40/x
  3. Step 3: Cross multiply
    1,298,059,969.20x = 1,947,089,953.80 × 377,966,324.40
  4. Step 4: Simplify right side
    1,298,059,969.20x = 735,934,433,113,951,744
  5. Step 5: Solve for x
    x = 735,934,433,113,951,744/1,298,059,969.20
  6. Step 6: Final answer
    x = 566,949,486.60

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Double scale
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Similar ratio
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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.