Home / 171,720,536.90-257,455,226.52-55,069,492.32

Finding the Fourth Proportional to 171,720,536.90, 257,455,226.52 and 55,069,492.32

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Solution

The fourth proportional to 171,720,536.90, 257,455,226.52 and 55,069,492.32 is: 82,563,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,720,536.90 : 257,455,226.52 = 55,069,492.32 : x
  2. Step 2: Convert to fraction form
    171,720,536.90/257,455,226.52 = 55,069,492.32/x
  3. Step 3: Cross multiply
    171,720,536.90x = 257,455,226.52 × 55,069,492.32
  4. Step 4: Simplify right side
    171,720,536.90x = 14,177,928,619,587,000
  5. Step 5: Solve for x
    x = 14,177,928,619,587,000/171,720,536.90
  6. Step 6: Final answer
    x = 82,563,966.29

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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.