Home / 13,316,263,576.83-18,376,297,439.67-7,212,464,282.16

Finding the Fourth Proportional to 13,316,263,576.83, 18,376,297,439.67 and 7,212,464,282.16

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Solution

The fourth proportional to 13,316,263,576.83, 18,376,297,439.67 and 7,212,464,282.16 is: 9,953,121,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316,263,576.83 : 18,376,297,439.67 = 7,212,464,282.16 : x
  2. Step 2: Convert to fraction form
    13,316,263,576.83/18,376,297,439.67 = 7,212,464,282.16/x
  3. Step 3: Cross multiply
    13,316,263,576.83x = 18,376,297,439.67 × 7,212,464,282.16
  4. Step 4: Simplify right side
    13,316,263,576.83x = 132,538,388,921,968,115,712
  5. Step 5: Solve for x
    x = 132,538,388,921,968,115,712/13,316,263,576.83
  6. Step 6: Final answer
    x = 9,953,121,471.14

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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.