Home / 66,063,136.80-99,094,705.20-41,876,666.40

Finding the Fourth Proportional to 66,063,136.80, 99,094,705.20 and 41,876,666.40

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Solution

The fourth proportional to 66,063,136.80, 99,094,705.20 and 41,876,666.40 is: 62,814,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,063,136.80 : 99,094,705.20 = 41,876,666.40 : x
  2. Step 2: Convert to fraction form
    66,063,136.80/99,094,705.20 = 41,876,666.40/x
  3. Step 3: Cross multiply
    66,063,136.80x = 99,094,705.20 × 41,876,666.40
  4. Step 4: Simplify right side
    66,063,136.80x = 4,149,755,911,666,745.50
  5. Step 5: Solve for x
    x = 4,149,755,911,666,745.50/66,063,136.80
  6. Step 6: Final answer
    x = 62,814,999.60

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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.