Home / 171,611,995.20-257,343,343.20-56,552,078.40

Finding the Fourth Proportional to 171,611,995.20, 257,343,343.20 and 56,552,078.40

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Solution

The fourth proportional to 171,611,995.20, 257,343,343.20 and 56,552,078.40 is: 84,803,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,611,995.20 : 257,343,343.20 = 56,552,078.40 : x
  2. Step 2: Convert to fraction form
    171,611,995.20/257,343,343.20 = 56,552,078.40/x
  3. Step 3: Cross multiply
    171,611,995.20x = 257,343,343.20 × 56,552,078.40
  4. Step 4: Simplify right side
    171,611,995.20x = 14,553,300,920,364,506
  5. Step 5: Solve for x
    x = 14,553,300,920,364,506/171,611,995.20
  6. Step 6: Final answer
    x = 84,803,517.98

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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.