Home / 10,130,673,748.56-13,980,331,098.12-5,614,844,345.16

Finding the Fourth Proportional to 10,130,673,748.56, 13,980,331,098.12 and 5,614,844,345.16

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Solution

The fourth proportional to 10,130,673,748.56, 13,980,331,098.12 and 5,614,844,345.16 is: 7,748,485,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,673,748.56 : 13,980,331,098.12 = 5,614,844,345.16 : x
  2. Step 2: Convert to fraction form
    10,130,673,748.56/13,980,331,098.12 = 5,614,844,345.16/x
  3. Step 3: Cross multiply
    10,130,673,748.56x = 13,980,331,098.12 × 5,614,844,345.16
  4. Step 4: Simplify right side
    10,130,673,748.56x = 78,497,383,009,743,585,280
  5. Step 5: Solve for x
    x = 78,497,383,009,743,585,280/10,130,673,748.56
  6. Step 6: Final answer
    x = 7,748,485,930.75

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Double scale
Find fourth proportional to 10,130,673,749.56, 13,980,331,099.50 and 5,614,844,346.16
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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.