Home / 65,261,101.61-97,890,230.38-30,698,345.80

Finding the Fourth Proportional to 65,261,101.61, 97,890,230.38 and 30,698,345.80

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Solution

The fourth proportional to 65,261,101.61, 97,890,230.38 and 30,698,345.80 is: 46,046,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261,101.61 : 97,890,230.38 = 30,698,345.80 : x
  2. Step 2: Convert to fraction form
    65,261,101.61/97,890,230.38 = 30,698,345.80/x
  3. Step 3: Cross multiply
    65,261,101.61x = 97,890,230.38 × 30,698,345.80
  4. Step 4: Simplify right side
    65,261,101.61x = 3,005,068,143,158,883.50
  5. Step 5: Solve for x
    x = 3,005,068,143,158,883.50/65,261,101.61
  6. Step 6: Final answer
    x = 46,046,849.80

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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.