Home / 1,155,364,685.28-1,733,874,479.64-491,843,901.60

Finding the Fourth Proportional to 1,155,364,685.28, 1,733,874,479.64 and 491,843,901.60

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Solution

The fourth proportional to 1,155,364,685.28, 1,733,874,479.64 and 491,843,901.60 is: 738,118,102.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,364,685.28 : 1,733,874,479.64 = 491,843,901.60 : x
  2. Step 2: Convert to fraction form
    1,155,364,685.28/1,733,874,479.64 = 491,843,901.60/x
  3. Step 3: Cross multiply
    1,155,364,685.28x = 1,733,874,479.64 × 491,843,901.60
  4. Step 4: Simplify right side
    1,155,364,685.28x = 852,795,588,950,807,424
  5. Step 5: Solve for x
    x = 852,795,588,950,807,424/1,155,364,685.28
  6. Step 6: Final answer
    x = 738,118,102.29

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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.