Home / 705,672,002.30-1,058,508,003.45-631,695,415.10

Finding the Fourth Proportional to 705,672,002.30, 1,058,508,003.45 and 631,695,415.10

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Solution

The fourth proportional to 705,672,002.30, 1,058,508,003.45 and 631,695,415.10 is: 947,543,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,672,002.30 : 1,058,508,003.45 = 631,695,415.10 : x
  2. Step 2: Convert to fraction form
    705,672,002.30/1,058,508,003.45 = 631,695,415.10/x
  3. Step 3: Cross multiply
    705,672,002.30x = 1,058,508,003.45 × 631,695,415.10
  4. Step 4: Simplify right side
    705,672,002.30x = 668,654,652,626,020,096
  5. Step 5: Solve for x
    x = 668,654,652,626,020,096/705,672,002.30
  6. Step 6: Final answer
    x = 947,543,122.65

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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.