Home / 171,956,180.64-257,886,390.96-56,949,690.72

Finding the Fourth Proportional to 171,956,180.64, 257,886,390.96 and 56,949,690.72

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Solution

The fourth proportional to 171,956,180.64, 257,886,390.96 and 56,949,690.72 is: 85,408,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,956,180.64 : 257,886,390.96 = 56,949,690.72 : x
  2. Step 2: Convert to fraction form
    171,956,180.64/257,886,390.96 = 56,949,690.72/x
  3. Step 3: Cross multiply
    171,956,180.64x = 257,886,390.96 × 56,949,690.72
  4. Step 4: Simplify right side
    171,956,180.64x = 14,686,550,206,069,004
  5. Step 5: Solve for x
    x = 14,686,550,206,069,004/171,956,180.64
  6. Step 6: Final answer
    x = 85,408,678.84

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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.