Home / 135,359,377,947.67-186,800,421,325.29-74,393,906,113.80

Finding the Fourth Proportional to 135,359,377,947.67, 186,800,421,325.29 and 74,393,906,113.80

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Solution

The fourth proportional to 135,359,377,947.67, 186,800,421,325.29 and 74,393,906,113.80 is: 102,666,052,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359,377,947.67 : 186,800,421,325.29 = 74,393,906,113.80 : x
  2. Step 2: Convert to fraction form
    135,359,377,947.67/186,800,421,325.29 = 74,393,906,113.80/x
  3. Step 3: Cross multiply
    135,359,377,947.67x = 186,800,421,325.29 × 74,393,906,113.80
  4. Step 4: Simplify right side
    135,359,377,947.67x = 13,896,813,006,091,909,595,136
  5. Step 5: Solve for x
    x = 13,896,813,006,091,909,595,136/135,359,377,947.67
  6. Step 6: Final answer
    x = 102,666,052,524.74

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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.