Home / 165,396,312.32-248,149,712.64-73,267,534.40

Finding the Fourth Proportional to 165,396,312.32, 248,149,712.64 and 73,267,534.40

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Solution

The fourth proportional to 165,396,312.32, 248,149,712.64 and 73,267,534.40 is: 109,925,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,396,312.32 : 248,149,712.64 = 73,267,534.40 : x
  2. Step 2: Convert to fraction form
    165,396,312.32/248,149,712.64 = 73,267,534.40/x
  3. Step 3: Cross multiply
    165,396,312.32x = 248,149,712.64 × 73,267,534.40
  4. Step 4: Simplify right side
    165,396,312.32x = 18,181,317,607,201,316
  5. Step 5: Solve for x
    x = 18,181,317,607,201,316/165,396,312.32
  6. Step 6: Final answer
    x = 109,925,773.75

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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.