Home / 171,808,047-257,752,420.25-56,792,585.43

Finding the Fourth Proportional to 171,808,047, 257,752,420.25 and 56,792,585.43

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Solution

The fourth proportional to 171,808,047, 257,752,420.25 and 56,792,585.43 is: 85,202,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,808,047 : 257,752,420.25 = 56,792,585.43 : x
  2. Step 2: Convert to fraction form
    171,808,047/257,752,420.25 = 56,792,585.43/x
  3. Step 3: Cross multiply
    171,808,047x = 257,752,420.25 × 56,792,585.43
  4. Step 4: Simplify right side
    171,808,047x = 14,638,426,346,553,424
  5. Step 5: Solve for x
    x = 14,638,426,346,553,424/171,808,047
  6. Step 6: Final answer
    x = 85,202,216.09

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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.