Home / 12,411,639,605.08-17,128,426,042.56-6,773,218,884.73

Finding the Fourth Proportional to 12,411,639,605.08, 17,128,426,042.56 and 6,773,218,884.73

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Solution

The fourth proportional to 12,411,639,605.08, 17,128,426,042.56 and 6,773,218,884.73 is: 9,347,240,366.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,639,605.08 : 17,128,426,042.56 = 6,773,218,884.73 : x
  2. Step 2: Convert to fraction form
    12,411,639,605.08/17,128,426,042.56 = 6,773,218,884.73/x
  3. Step 3: Cross multiply
    12,411,639,605.08x = 17,128,426,042.56 × 6,773,218,884.73
  4. Step 4: Simplify right side
    12,411,639,605.08x = 116,014,578,737,177,264,128
  5. Step 5: Solve for x
    x = 116,014,578,737,177,264,128/12,411,639,605.08
  6. Step 6: Final answer
    x = 9,347,240,366.99

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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.