Home / 171,620,008.30-257,430,012.45-152,808,309.10

Finding the Fourth Proportional to 171,620,008.30, 257,430,012.45 and 152,808,309.10

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Solution

The fourth proportional to 171,620,008.30, 257,430,012.45 and 152,808,309.10 is: 229,212,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,620,008.30 : 257,430,012.45 = 152,808,309.10 : x
  2. Step 2: Convert to fraction form
    171,620,008.30/257,430,012.45 = 152,808,309.10/x
  3. Step 3: Cross multiply
    171,620,008.30x = 257,430,012.45 × 152,808,309.10
  4. Step 4: Simplify right side
    171,620,008.30x = 39,337,444,914,076,448
  5. Step 5: Solve for x
    x = 39,337,444,914,076,448/171,620,008.30
  6. Step 6: Final answer
    x = 229,212,463.65

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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.