Home / 488,326,088.20-732,489,132.30-396,493,083.40

Finding the Fourth Proportional to 488,326,088.20, 732,489,132.30 and 396,493,083.40

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Solution

The fourth proportional to 488,326,088.20, 732,489,132.30 and 396,493,083.40 is: 594,739,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,326,088.20 : 732,489,132.30 = 396,493,083.40 : x
  2. Step 2: Convert to fraction form
    488,326,088.20/732,489,132.30 = 396,493,083.40/x
  3. Step 3: Cross multiply
    488,326,088.20x = 732,489,132.30 × 396,493,083.40
  4. Step 4: Simplify right side
    488,326,088.20x = 290,426,874,622,617,472
  5. Step 5: Solve for x
    x = 290,426,874,622,617,472/488,326,088.20
  6. Step 6: Final answer
    x = 594,739,625.10

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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.