Home / 109,142,279.10-163,736,163.45-36,381,663.90

Finding the Fourth Proportional to 109,142,279.10, 163,736,163.45 and 36,381,663.90

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Solution

The fourth proportional to 109,142,279.10, 163,736,163.45 and 36,381,663.90 is: 54,580,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,142,279.10 : 163,736,163.45 = 36,381,663.90 : x
  2. Step 2: Convert to fraction form
    109,142,279.10/163,736,163.45 = 36,381,663.90/x
  3. Step 3: Cross multiply
    109,142,279.10x = 163,736,163.45 × 36,381,663.90
  4. Step 4: Simplify right side
    109,142,279.10x = 5,956,994,066,913,364
  5. Step 5: Solve for x
    x = 5,956,994,066,913,364/109,142,279.10
  6. Step 6: Final answer
    x = 54,580,077.64

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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.