Home / 13,580,715,926.10-18,741,388,842.18-7,559,091,701.10

Finding the Fourth Proportional to 13,580,715,926.10, 18,741,388,842.18 and 7,559,091,701.10

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Solution

The fourth proportional to 13,580,715,926.10, 18,741,388,842.18 and 7,559,091,701.10 is: 10,431,547,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,715,926.10 : 18,741,388,842.18 = 7,559,091,701.10 : x
  2. Step 2: Convert to fraction form
    13,580,715,926.10/18,741,388,842.18 = 7,559,091,701.10/x
  3. Step 3: Cross multiply
    13,580,715,926.10x = 18,741,388,842.18 × 7,559,091,701.10
  4. Step 4: Simplify right side
    13,580,715,926.10x = 141,667,876,864,010,977,280
  5. Step 5: Solve for x
    x = 141,667,876,864,010,977,280/13,580,715,926.10
  6. Step 6: Final answer
    x = 10,431,547,028.51

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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.