Home / 1,097,916,346.20-1,648,149,977.70-661,709,573.40

Finding the Fourth Proportional to 1,097,916,346.20, 1,648,149,977.70 and 661,709,573.40

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Solution

The fourth proportional to 1,097,916,346.20, 1,648,149,977.70 and 661,709,573.40 is: 993,333,073.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,916,346.20 : 1,648,149,977.70 = 661,709,573.40 : x
  2. Step 2: Convert to fraction form
    1,097,916,346.20/1,648,149,977.70 = 661,709,573.40/x
  3. Step 3: Cross multiply
    1,097,916,346.20x = 1,648,149,977.70 × 661,709,573.40
  4. Step 4: Simplify right side
    1,097,916,346.20x = 1,090,596,618,643,086,464
  5. Step 5: Solve for x
    x = 1,090,596,618,643,086,464/1,097,916,346.20
  6. Step 6: Final answer
    x = 993,333,073.52

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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.