Home / 161,540,187,764.03-242,315,218,068.66-55,420,765,454.01

Finding the Fourth Proportional to 161,540,187,764.03, 242,315,218,068.66 and 55,420,765,454.01

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Solution

The fourth proportional to 161,540,187,764.03, 242,315,218,068.66 and 55,420,765,454.01 is: 83,132,841,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,540,187,764.03 : 242,315,218,068.66 = 55,420,765,454.01 : x
  2. Step 2: Convert to fraction form
    161,540,187,764.03/242,315,218,068.66 = 55,420,765,454.01/x
  3. Step 3: Cross multiply
    161,540,187,764.03x = 242,315,218,068.66 × 55,420,765,454.01
  4. Step 4: Simplify right side
    161,540,187,764.03x = 13,429,294,866,521,219,137,536
  5. Step 5: Solve for x
    x = 13,429,294,866,521,219,137,536/161,540,187,764.03
  6. Step 6: Final answer
    x = 83,132,841,755.38

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1.5x scale

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.