Home / 100,766,333.06-139,053,066.60-56,114,608.58

Finding the Fourth Proportional to 100,766,333.06, 139,053,066.60 and 56,114,608.58

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Solution

The fourth proportional to 100,766,333.06, 139,053,066.60 and 56,114,608.58 is: 77,435,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,766,333.06 : 139,053,066.60 = 56,114,608.58 : x
  2. Step 2: Convert to fraction form
    100,766,333.06/139,053,066.60 = 56,114,608.58/x
  3. Step 3: Cross multiply
    100,766,333.06x = 139,053,066.60 × 56,114,608.58
  4. Step 4: Simplify right side
    100,766,333.06x = 7,802,908,404,107,671
  5. Step 5: Solve for x
    x = 7,802,908,404,107,671/100,766,333.06
  6. Step 6: Final answer
    x = 77,435,668.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.