Home / 88,136,669.80-132,225,999.90-42,661,066.60

Finding the Fourth Proportional to 88,136,669.80, 132,225,999.90 and 42,661,066.60

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Solution

The fourth proportional to 88,136,669.80, 132,225,999.90 and 42,661,066.60 is: 64,001,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,136,669.80 : 132,225,999.90 = 42,661,066.60 : x
  2. Step 2: Convert to fraction form
    88,136,669.80/132,225,999.90 = 42,661,066.60/x
  3. Step 3: Cross multiply
    88,136,669.80x = 132,225,999.90 × 42,661,066.60
  4. Step 4: Simplify right side
    88,136,669.80x = 5,640,902,187,985,494
  5. Step 5: Solve for x
    x = 5,640,902,187,985,494/88,136,669.80
  6. Step 6: Final answer
    x = 64,001,762.27

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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.