Home / 97,093,034.53-134,020,318.60-77,283,137.61

Finding the Fourth Proportional to 97,093,034.53, 134,020,318.60 and 77,283,137.61

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Solution

The fourth proportional to 97,093,034.53, 134,020,318.60 and 77,283,137.61 is: 106,676,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,093,034.53 : 134,020,318.60 = 77,283,137.61 : x
  2. Step 2: Convert to fraction form
    97,093,034.53/134,020,318.60 = 77,283,137.61/x
  3. Step 3: Cross multiply
    97,093,034.53x = 134,020,318.60 × 77,283,137.61
  4. Step 4: Simplify right side
    97,093,034.53x = 10,357,510,724,899,842
  5. Step 5: Solve for x
    x = 10,357,510,724,899,842/97,093,034.53
  6. Step 6: Final answer
    x = 106,676,145.98

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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.