Home / 903,430,954.20-1,355,146,431.30-673,848,442.20

Finding the Fourth Proportional to 903,430,954.20, 1,355,146,431.30 and 673,848,442.20

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Solution

The fourth proportional to 903,430,954.20, 1,355,146,431.30 and 673,848,442.20 is: 1,010,772,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,430,954.20 : 1,355,146,431.30 = 673,848,442.20 : x
  2. Step 2: Convert to fraction form
    903,430,954.20/1,355,146,431.30 = 673,848,442.20/x
  3. Step 3: Cross multiply
    903,430,954.20x = 1,355,146,431.30 × 673,848,442.20
  4. Step 4: Simplify right side
    903,430,954.20x = 913,163,311,684,394,368
  5. Step 5: Solve for x
    x = 913,163,311,684,394,368/903,430,954.20
  6. Step 6: Final answer
    x = 1,010,772,663.30

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Double scale
Find fourth proportional to 903,430,955.20, 1,355,146,432.80 and 673,848,443.20
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.