Home / 134,749,068.40-202,123,602.60-74,282,892.40

Finding the Fourth Proportional to 134,749,068.40, 202,123,602.60 and 74,282,892.40

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Solution

The fourth proportional to 134,749,068.40, 202,123,602.60 and 74,282,892.40 is: 111,424,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,749,068.40 : 202,123,602.60 = 74,282,892.40 : x
  2. Step 2: Convert to fraction form
    134,749,068.40/202,123,602.60 = 74,282,892.40/x
  3. Step 3: Cross multiply
    134,749,068.40x = 202,123,602.60 × 74,282,892.40
  4. Step 4: Simplify right side
    134,749,068.40x = 15,014,325,823,436,162
  5. Step 5: Solve for x
    x = 15,014,325,823,436,162/134,749,068.40
  6. Step 6: Final answer
    x = 111,424,338.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.