Home / 141,780,951,478.95-195,658,302,533.23-76,675,378,770.56

Finding the Fourth Proportional to 141,780,951,478.95, 195,658,302,533.23 and 76,675,378,770.56

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Solution

The fourth proportional to 141,780,951,478.95, 195,658,302,533.23 and 76,675,378,770.56 is: 105,812,341,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,780,951,478.95 : 195,658,302,533.23 = 76,675,378,770.56 : x
  2. Step 2: Convert to fraction form
    141,780,951,478.95/195,658,302,533.23 = 76,675,378,770.56/x
  3. Step 3: Cross multiply
    141,780,951,478.95x = 195,658,302,533.23 × 76,675,378,770.56
  4. Step 4: Simplify right side
    141,780,951,478.95x = 15,002,174,456,340,229,914,624
  5. Step 5: Solve for x
    x = 15,002,174,456,340,229,914,624/141,780,951,478.95
  6. Step 6: Final answer
    x = 105,812,341,501.80

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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.