Home / 12,616,508,384.26-17,416,142,501.36-7,861,133,752.12

Finding the Fourth Proportional to 12,616,508,384.26, 17,416,142,501.36 and 7,861,133,752.12

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Solution

The fourth proportional to 12,616,508,384.26, 17,416,142,501.36 and 7,861,133,752.12 is: 10,851,704,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,508,384.26 : 17,416,142,501.36 = 7,861,133,752.12 : x
  2. Step 2: Convert to fraction form
    12,616,508,384.26/17,416,142,501.36 = 7,861,133,752.12/x
  3. Step 3: Cross multiply
    12,616,508,384.26x = 17,416,142,501.36 × 7,861,133,752.12
  4. Step 4: Simplify right side
    12,616,508,384.26x = 136,910,625,649,172,742,144
  5. Step 5: Solve for x
    x = 136,910,625,649,172,742,144/12,616,508,384.26
  6. Step 6: Final answer
    x = 10,851,704,883.74

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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.