Home / 1,245,863,333.70-1,868,795,000.55-1,043,301,644.10

Finding the Fourth Proportional to 1,245,863,333.70, 1,868,795,000.55 and 1,043,301,644.10

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Solution

The fourth proportional to 1,245,863,333.70, 1,868,795,000.55 and 1,043,301,644.10 is: 1,564,952,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,863,333.70 : 1,868,795,000.55 = 1,043,301,644.10 : x
  2. Step 2: Convert to fraction form
    1,245,863,333.70/1,868,795,000.55 = 1,043,301,644.10/x
  3. Step 3: Cross multiply
    1,245,863,333.70x = 1,868,795,000.55 × 1,043,301,644.10
  4. Step 4: Simplify right side
    1,245,863,333.70x = 1,949,716,896,559,675,392
  5. Step 5: Solve for x
    x = 1,949,716,896,559,675,392/1,245,863,333.70
  6. Step 6: Final answer
    x = 1,564,952,466.15

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Double scale
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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.