Home / 264,569,765.85-396,828,987.98-80,338,837.14

Finding the Fourth Proportional to 264,569,765.85, 396,828,987.98 and 80,338,837.14

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Solution

The fourth proportional to 264,569,765.85, 396,828,987.98 and 80,338,837.14 is: 120,500,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,569,765.85 : 396,828,987.98 = 80,338,837.14 : x
  2. Step 2: Convert to fraction form
    264,569,765.85/396,828,987.98 = 80,338,837.14/x
  3. Step 3: Cross multiply
    264,569,765.85x = 396,828,987.98 × 80,338,837.14
  4. Step 4: Simplify right side
    264,569,765.85x = 31,880,779,437,354,544
  5. Step 5: Solve for x
    x = 31,880,779,437,354,544/264,569,765.85
  6. Step 6: Final answer
    x = 120,500,463.59

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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.