Home / 82,632,202.40-123,799,004.40-70,688,266.40

Finding the Fourth Proportional to 82,632,202.40, 123,799,004.40 and 70,688,266.40

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Solution

The fourth proportional to 82,632,202.40, 123,799,004.40 and 70,688,266.40 is: 105,904,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,632,202.40 : 123,799,004.40 = 70,688,266.40 : x
  2. Step 2: Convert to fraction form
    82,632,202.40/123,799,004.40 = 70,688,266.40/x
  3. Step 3: Cross multiply
    82,632,202.40x = 123,799,004.40 × 70,688,266.40
  4. Step 4: Simplify right side
    82,632,202.40x = 8,751,137,003,081,973
  5. Step 5: Solve for x
    x = 8,751,137,003,081,973/82,632,202.40
  6. Step 6: Final answer
    x = 105,904,680.61

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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.