Home / 84,036,666.60-126,054,999.90-51,583,336.20

Finding the Fourth Proportional to 84,036,666.60, 126,054,999.90 and 51,583,336.20

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Solution

The fourth proportional to 84,036,666.60, 126,054,999.90 and 51,583,336.20 is: 77,375,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036,666.60 : 126,054,999.90 = 51,583,336.20 : x
  2. Step 2: Convert to fraction form
    84,036,666.60/126,054,999.90 = 51,583,336.20/x
  3. Step 3: Cross multiply
    84,036,666.60x = 126,054,999.90 × 51,583,336.20
  4. Step 4: Simplify right side
    84,036,666.60x = 6,502,337,439,532,667
  5. Step 5: Solve for x
    x = 6,502,337,439,532,667/84,036,666.60
  6. Step 6: Final answer
    x = 77,375,004.30

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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.