Home / 264,385,616.40-396,578,424.60-256,827,344.40

Finding the Fourth Proportional to 264,385,616.40, 396,578,424.60 and 256,827,344.40

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Solution

The fourth proportional to 264,385,616.40, 396,578,424.60 and 256,827,344.40 is: 385,241,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,385,616.40 : 396,578,424.60 = 256,827,344.40 : x
  2. Step 2: Convert to fraction form
    264,385,616.40/396,578,424.60 = 256,827,344.40/x
  3. Step 3: Cross multiply
    264,385,616.40x = 396,578,424.60 × 256,827,344.40
  4. Step 4: Simplify right side
    264,385,616.40x = 101,852,183,636,353,648
  5. Step 5: Solve for x
    x = 101,852,183,636,353,648/264,385,616.40
  6. Step 6: Final answer
    x = 385,241,016.60

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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.