Home / 14,234,770,047.04-19,643,231,885.47-8,129,922,417.71

Finding the Fourth Proportional to 14,234,770,047.04, 19,643,231,885.47 and 8,129,922,417.71

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Solution

The fourth proportional to 14,234,770,047.04, 19,643,231,885.47 and 8,129,922,417.71 is: 11,218,864,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,770,047.04 : 19,643,231,885.47 = 8,129,922,417.71 : x
  2. Step 2: Convert to fraction form
    14,234,770,047.04/19,643,231,885.47 = 8,129,922,417.71/x
  3. Step 3: Cross multiply
    14,234,770,047.04x = 19,643,231,885.47 × 8,129,922,417.71
  4. Step 4: Simplify right side
    14,234,770,047.04x = 159,697,951,261,958,438,912
  5. Step 5: Solve for x
    x = 159,697,951,261,958,438,912/14,234,770,047.04
  6. Step 6: Final answer
    x = 11,218,864,142.82

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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.