Home / 613,804,556.20-920,706,834.30-368,916,543.40

Finding the Fourth Proportional to 613,804,556.20, 920,706,834.30 and 368,916,543.40

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Solution

The fourth proportional to 613,804,556.20, 920,706,834.30 and 368,916,543.40 is: 553,374,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,804,556.20 : 920,706,834.30 = 368,916,543.40 : x
  2. Step 2: Convert to fraction form
    613,804,556.20/920,706,834.30 = 368,916,543.40/x
  3. Step 3: Cross multiply
    613,804,556.20x = 920,706,834.30 × 368,916,543.40
  4. Step 4: Simplify right side
    613,804,556.20x = 339,663,982,794,712,512
  5. Step 5: Solve for x
    x = 339,663,982,794,712,512/613,804,556.20
  6. Step 6: Final answer
    x = 553,374,815.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.