Home / 210,064,663.58-315,143,841.45-64,512,914.00

Finding the Fourth Proportional to 210,064,663.58, 315,143,841.45 and 64,512,914.00

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Solution

The fourth proportional to 210,064,663.58, 315,143,841.45 and 64,512,914.00 is: 96,783,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,064,663.58 : 315,143,841.45 = 64,512,914.00 : x
  2. Step 2: Convert to fraction form
    210,064,663.58/315,143,841.45 = 64,512,914.00/x
  3. Step 3: Cross multiply
    210,064,663.58x = 315,143,841.45 × 64,512,914.00
  4. Step 4: Simplify right side
    210,064,663.58x = 20,330,847,539,517,764
  5. Step 5: Solve for x
    x = 20,330,847,539,517,764/210,064,663.58
  6. Step 6: Final answer
    x = 96,783,757.88

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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.