Home / 171,041,875.80-256,264,215.30-147,154,003.80

Finding the Fourth Proportional to 171,041,875.80, 256,264,215.30 and 147,154,003.80

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Solution

The fourth proportional to 171,041,875.80, 256,264,215.30 and 147,154,003.80 is: 220,474,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,041,875.80 : 256,264,215.30 = 147,154,003.80 : x
  2. Step 2: Convert to fraction form
    171,041,875.80/256,264,215.30 = 147,154,003.80/x
  3. Step 3: Cross multiply
    171,041,875.80x = 256,264,215.30 × 147,154,003.80
  4. Step 4: Simplify right side
    171,041,875.80x = 37,710,305,312,060,224
  5. Step 5: Solve for x
    x = 37,710,305,312,060,224/171,041,875.80
  6. Step 6: Final answer
    x = 220,474,109.84

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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.