Home / 109,488,763.72-164,269,627.98-36,712,739.08

Finding the Fourth Proportional to 109,488,763.72, 164,269,627.98 and 36,712,739.08

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Solution

The fourth proportional to 109,488,763.72, 164,269,627.98 and 36,712,739.08 is: 55,081,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,488,763.72 : 164,269,627.98 = 36,712,739.08 : x
  2. Step 2: Convert to fraction form
    109,488,763.72/164,269,627.98 = 36,712,739.08/x
  3. Step 3: Cross multiply
    109,488,763.72x = 164,269,627.98 × 36,712,739.08
  4. Step 4: Simplify right side
    109,488,763.72x = 6,030,787,990,798,407
  5. Step 5: Solve for x
    x = 6,030,787,990,798,407/109,488,763.72
  6. Step 6: Final answer
    x = 55,081,341.55

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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.