Home / 544,473,697,393.52-751,439,589,477.66-309,886,021,938.12

Finding the Fourth Proportional to 544,473,697,393.52, 751,439,589,477.66 and 309,886,021,938.12

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Solution

The fourth proportional to 544,473,697,393.52, 751,439,589,477.66 and 309,886,021,938.12 is: 427,680,209,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,473,697,393.52 : 751,439,589,477.66 = 309,886,021,938.12 : x
  2. Step 2: Convert to fraction form
    544,473,697,393.52/751,439,589,477.66 = 309,886,021,938.12/x
  3. Step 3: Cross multiply
    544,473,697,393.52x = 751,439,589,477.66 × 309,886,021,938.12
  4. Step 4: Simplify right side
    544,473,697,393.52x = 232,860,625,110,046,028,595,200
  5. Step 5: Solve for x
    x = 232,860,625,110,046,028,595,200/544,473,697,393.52
  6. Step 6: Final answer
    x = 427,680,209,759.97

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.