Home / 1,188,676,869.40-1,783,015,304.10-746,730,533.80

Finding the Fourth Proportional to 1,188,676,869.40, 1,783,015,304.10 and 746,730,533.80

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Solution

The fourth proportional to 1,188,676,869.40, 1,783,015,304.10 and 746,730,533.80 is: 1,120,095,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,676,869.40 : 1,783,015,304.10 = 746,730,533.80 : x
  2. Step 2: Convert to fraction form
    1,188,676,869.40/1,783,015,304.10 = 746,730,533.80/x
  3. Step 3: Cross multiply
    1,188,676,869.40x = 1,783,015,304.10 × 746,730,533.80
  4. Step 4: Simplify right side
    1,188,676,869.40x = 1,331,431,969,804,162,048
  5. Step 5: Solve for x
    x = 1,331,431,969,804,162,048/1,188,676,869.40
  6. Step 6: Final answer
    x = 1,120,095,800.70

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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.