Home / 440,745,287,041.30-660,810,554,832.95-195,286,912,433.34

Finding the Fourth Proportional to 440,745,287,041.30, 660,810,554,832.95 and 195,286,912,433.34

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Solution

The fourth proportional to 440,745,287,041.30, 660,810,554,832.95 and 195,286,912,433.34 is: 292,794,175,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,745,287,041.30 : 660,810,554,832.95 = 195,286,912,433.34 : x
  2. Step 2: Convert to fraction form
    440,745,287,041.30/660,810,554,832.95 = 195,286,912,433.34/x
  3. Step 3: Cross multiply
    440,745,287,041.30x = 660,810,554,832.95 × 195,286,912,433.34
  4. Step 4: Simplify right side
    440,745,287,041.30x = 129,047,652,956,689,108,303,872
  5. Step 5: Solve for x
    x = 129,047,652,956,689,108,303,872/440,745,287,041.30
  6. Step 6: Final answer
    x = 292,794,175,572.43

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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.