Home / 14,105,373,513.81-21,161,121,372.69-4,290,466,034.13

Finding the Fourth Proportional to 14,105,373,513.81, 21,161,121,372.69 and 4,290,466,034.13

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Solution

The fourth proportional to 14,105,373,513.81, 21,161,121,372.69 and 4,290,466,034.13 is: 6,436,630,154.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105,373,513.81 : 21,161,121,372.69 = 4,290,466,034.13 : x
  2. Step 2: Convert to fraction form
    14,105,373,513.81/21,161,121,372.69 = 4,290,466,034.13/x
  3. Step 3: Cross multiply
    14,105,373,513.81x = 21,161,121,372.69 × 4,290,466,034.13
  4. Step 4: Simplify right side
    14,105,373,513.81x = 90,791,072,493,628,850,176
  5. Step 5: Solve for x
    x = 90,791,072,493,628,850,176/14,105,373,513.81
  6. Step 6: Final answer
    x = 6,436,630,154.09

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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.