Home / 325,081,402.56-448,610,059.80-176,398,742.70

Finding the Fourth Proportional to 325,081,402.56, 448,610,059.80 and 176,398,742.70

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Solution

The fourth proportional to 325,081,402.56, 448,610,059.80 and 176,398,742.70 is: 243,429,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,081,402.56 : 448,610,059.80 = 176,398,742.70 : x
  2. Step 2: Convert to fraction form
    325,081,402.56/448,610,059.80 = 176,398,742.70/x
  3. Step 3: Cross multiply
    325,081,402.56x = 448,610,059.80 × 176,398,742.70
  4. Step 4: Simplify right side
    325,081,402.56x = 79,134,250,511,291,808
  5. Step 5: Solve for x
    x = 79,134,250,511,291,808/325,081,402.56
  6. Step 6: Final answer
    x = 243,429,030.05

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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.