Home / 12,631,573,529.79-17,430,880,879.95-6,914,752,030.59

Finding the Fourth Proportional to 12,631,573,529.79, 17,430,880,879.95 and 6,914,752,030.59

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Solution

The fourth proportional to 12,631,573,529.79, 17,430,880,879.95 and 6,914,752,030.59 is: 9,541,979,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,573,529.79 : 17,430,880,879.95 = 6,914,752,030.59 : x
  2. Step 2: Convert to fraction form
    12,631,573,529.79/17,430,880,879.95 = 6,914,752,030.59/x
  3. Step 3: Cross multiply
    12,631,573,529.79x = 17,430,880,879.95 × 6,914,752,030.59
  4. Step 4: Simplify right side
    12,631,573,529.79x = 120,530,218,959,606,677,504
  5. Step 5: Solve for x
    x = 120,530,218,959,606,677,504/12,631,573,529.79
  6. Step 6: Final answer
    x = 9,541,979,760.11

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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.