Home / 1,164,174,039.40-1,746,503,670.30-388,060,810.60

Finding the Fourth Proportional to 1,164,174,039.40, 1,746,503,670.30 and 388,060,810.60

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Solution

The fourth proportional to 1,164,174,039.40, 1,746,503,670.30 and 388,060,810.60 is: 582,172,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,174,039.40 : 1,746,503,670.30 = 388,060,810.60 : x
  2. Step 2: Convert to fraction form
    1,164,174,039.40/1,746,503,670.30 = 388,060,810.60/x
  3. Step 3: Cross multiply
    1,164,174,039.40x = 1,746,503,670.30 × 388,060,810.60
  4. Step 4: Simplify right side
    1,164,174,039.40x = 677,749,630,012,493,184
  5. Step 5: Solve for x
    x = 677,749,630,012,493,184/1,164,174,039.40
  6. Step 6: Final answer
    x = 582,172,086.88

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Double scale
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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.