Home / 12,730,478,954.92-17,567,269,386.30-7,014,443,506.14

Finding the Fourth Proportional to 12,730,478,954.92, 17,567,269,386.30 and 7,014,443,506.14

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Solution

The fourth proportional to 12,730,478,954.92, 17,567,269,386.30 and 7,014,443,506.14 is: 9,679,495,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,478,954.92 : 17,567,269,386.30 = 7,014,443,506.14 : x
  2. Step 2: Convert to fraction form
    12,730,478,954.92/17,567,269,386.30 = 7,014,443,506.14/x
  3. Step 3: Cross multiply
    12,730,478,954.92x = 17,567,269,386.30 × 7,014,443,506.14
  4. Step 4: Simplify right side
    12,730,478,954.92x = 123,224,618,667,344,052,224
  5. Step 5: Solve for x
    x = 123,224,618,667,344,052,224/12,730,478,954.92
  6. Step 6: Final answer
    x = 9,679,495,885.72

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Double scale
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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.