Home / 65,529,160,549.56-90,429,597,761.58-35,454,985,218.36

Finding the Fourth Proportional to 65,529,160,549.56, 90,429,597,761.58 and 35,454,985,218.36

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Solution

The fourth proportional to 65,529,160,549.56, 90,429,597,761.58 and 35,454,985,218.36 is: 48,927,531,270.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,529,160,549.56 : 90,429,597,761.58 = 35,454,985,218.36 : x
  2. Step 2: Convert to fraction form
    65,529,160,549.56/90,429,597,761.58 = 35,454,985,218.36/x
  3. Step 3: Cross multiply
    65,529,160,549.56x = 90,429,597,761.58 × 35,454,985,218.36
  4. Step 4: Simplify right side
    65,529,160,549.56x = 3,206,180,051,939,059,302,400
  5. Step 5: Solve for x
    x = 3,206,180,051,939,059,302,400/65,529,160,549.56
  6. Step 6: Final answer
    x = 48,927,531,270.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.