Home / 113,918,954.84-157,208,912.49-61,707,990.50

Finding the Fourth Proportional to 113,918,954.84, 157,208,912.49 and 61,707,990.50

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Solution

The fourth proportional to 113,918,954.84, 157,208,912.49 and 61,707,990.50 is: 85,157,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,918,954.84 : 157,208,912.49 = 61,707,990.50 : x
  2. Step 2: Convert to fraction form
    113,918,954.84/157,208,912.49 = 61,707,990.50/x
  3. Step 3: Cross multiply
    113,918,954.84x = 157,208,912.49 × 61,707,990.50
  4. Step 4: Simplify right side
    113,918,954.84x = 9,701,046,077,662,206
  5. Step 5: Solve for x
    x = 9,701,046,077,662,206/113,918,954.84
  6. Step 6: Final answer
    x = 85,157,435.76

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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.