Home / 97,837,145.16-146,795,945.64-43,220,905.80

Finding the Fourth Proportional to 97,837,145.16, 146,795,945.64 and 43,220,905.80

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Solution

The fourth proportional to 97,837,145.16, 146,795,945.64 and 43,220,905.80 is: 64,849,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,837,145.16 : 146,795,945.64 = 43,220,905.80 : x
  2. Step 2: Convert to fraction form
    97,837,145.16/146,795,945.64 = 43,220,905.80/x
  3. Step 3: Cross multiply
    97,837,145.16x = 146,795,945.64 × 43,220,905.80
  4. Step 4: Simplify right side
    97,837,145.16x = 6,344,653,738,328,360
  5. Step 5: Solve for x
    x = 6,344,653,738,328,360/97,837,145.16
  6. Step 6: Final answer
    x = 64,849,129.93

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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.