Home / 171,611,255,998.08-257,453,935,182.72-52,237,915,171.20

Finding the Fourth Proportional to 171,611,255,998.08, 257,453,935,182.72 and 52,237,915,171.20

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Solution

The fourth proportional to 171,611,255,998.08, 257,453,935,182.72 and 52,237,915,171.20 is: 78,368,151,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,611,255,998.08 : 257,453,935,182.72 = 52,237,915,171.20 : x
  2. Step 2: Convert to fraction form
    171,611,255,998.08/257,453,935,182.72 = 52,237,915,171.20/x
  3. Step 3: Cross multiply
    171,611,255,998.08x = 257,453,935,182.72 × 52,237,915,171.20
  4. Step 4: Simplify right side
    171,611,255,998.08x = 13,448,856,826,566,550,749,184
  5. Step 5: Solve for x
    x = 13,448,856,826,566,550,749,184/171,611,255,998.08
  6. Step 6: Final answer
    x = 78,368,151,018.70

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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.