Home / 97,632,197.20-146,448,295.80-86,672,702.80

Finding the Fourth Proportional to 97,632,197.20, 146,448,295.80 and 86,672,702.80

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Solution

The fourth proportional to 97,632,197.20, 146,448,295.80 and 86,672,702.80 is: 130,009,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,632,197.20 : 146,448,295.80 = 86,672,702.80 : x
  2. Step 2: Convert to fraction form
    97,632,197.20/146,448,295.80 = 86,672,702.80/x
  3. Step 3: Cross multiply
    97,632,197.20x = 146,448,295.80 × 86,672,702.80
  4. Step 4: Simplify right side
    97,632,197.20x = 12,693,069,617,439,888
  5. Step 5: Solve for x
    x = 12,693,069,617,439,888/97,632,197.20
  6. Step 6: Final answer
    x = 130,009,054.20

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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.