Home / 27,651,336,072.78-38,158,964,018.10-14,964,072,852.72

Finding the Fourth Proportional to 27,651,336,072.78, 38,158,964,018.10 and 14,964,072,852.72

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Solution

The fourth proportional to 27,651,336,072.78, 38,158,964,018.10 and 14,964,072,852.72 is: 20,650,485,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,651,336,072.78 : 38,158,964,018.10 = 14,964,072,852.72 : x
  2. Step 2: Convert to fraction form
    27,651,336,072.78/38,158,964,018.10 = 14,964,072,852.72/x
  3. Step 3: Cross multiply
    27,651,336,072.78x = 38,158,964,018.10 × 14,964,072,852.72
  4. Step 4: Simplify right side
    27,651,336,072.78x = 571,013,517,551,169,437,696
  5. Step 5: Solve for x
    x = 571,013,517,551,169,437,696/27,651,336,072.78
  6. Step 6: Final answer
    x = 20,650,485,605.77

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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.