Home / 77,905,442.55-116,890,353.72-34,163,567.19

Finding the Fourth Proportional to 77,905,442.55, 116,890,353.72 and 34,163,567.19

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Solution

The fourth proportional to 77,905,442.55, 116,890,353.72 and 34,163,567.19 is: 51,259,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,905,442.55 : 116,890,353.72 = 34,163,567.19 : x
  2. Step 2: Convert to fraction form
    77,905,442.55/116,890,353.72 = 34,163,567.19/x
  3. Step 3: Cross multiply
    77,905,442.55x = 116,890,353.72 × 34,163,567.19
  4. Step 4: Simplify right side
    77,905,442.55x = 3,993,391,453,176,086
  5. Step 5: Solve for x
    x = 3,993,391,453,176,086/77,905,442.55
  6. Step 6: Final answer
    x = 51,259,466.89

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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.