Home / 109,142,106.60-163,735,904.70-36,381,491.40

Finding the Fourth Proportional to 109,142,106.60, 163,735,904.70 and 36,381,491.40

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Solution

The fourth proportional to 109,142,106.60, 163,735,904.70 and 36,381,491.40 is: 54,579,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,142,106.60 : 163,735,904.70 = 36,381,491.40 : x
  2. Step 2: Convert to fraction form
    109,142,106.60/163,735,904.70 = 36,381,491.40/x
  3. Step 3: Cross multiply
    109,142,106.60x = 163,735,904.70 × 36,381,491.40
  4. Step 4: Simplify right side
    109,142,106.60x = 5,956,956,408,714,269
  5. Step 5: Solve for x
    x = 5,956,956,408,714,269/109,142,106.60
  6. Step 6: Final answer
    x = 54,579,818.86

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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.