Home / 68,024,520,400.80-102,036,780,601.20-61,412,544,055.20

Finding the Fourth Proportional to 68,024,520,400.80, 102,036,780,601.20 and 61,412,544,055.20

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Solution

The fourth proportional to 68,024,520,400.80, 102,036,780,601.20 and 61,412,544,055.20 is: 92,118,816,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,024,520,400.80 : 102,036,780,601.20 = 61,412,544,055.20 : x
  2. Step 2: Convert to fraction form
    68,024,520,400.80/102,036,780,601.20 = 61,412,544,055.20/x
  3. Step 3: Cross multiply
    68,024,520,400.80x = 102,036,780,601.20 × 61,412,544,055.20
  4. Step 4: Simplify right side
    68,024,520,400.80x = 6,266,338,283,921,971,609,600
  5. Step 5: Solve for x
    x = 6,266,338,283,921,971,609,600/68,024,520,400.80
  6. Step 6: Final answer
    x = 92,118,816,082.80

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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.