Home / 61,979,628,020.10-92,969,442,030.15-20,060,731,110.30

Finding the Fourth Proportional to 61,979,628,020.10, 92,969,442,030.15 and 20,060,731,110.30

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Solution

The fourth proportional to 61,979,628,020.10, 92,969,442,030.15 and 20,060,731,110.30 is: 30,091,096,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979,628,020.10 : 92,969,442,030.15 = 20,060,731,110.30 : x
  2. Step 2: Convert to fraction form
    61,979,628,020.10/92,969,442,030.15 = 20,060,731,110.30/x
  3. Step 3: Cross multiply
    61,979,628,020.10x = 92,969,442,030.15 × 20,060,731,110.30
  4. Step 4: Simplify right side
    61,979,628,020.10x = 1,865,034,978,041,462,259,712
  5. Step 5: Solve for x
    x = 1,865,034,978,041,462,259,712/61,979,628,020.10
  6. Step 6: Final answer
    x = 30,091,096,665.45

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Double scale
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Similar ratio
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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.