Home / 73,069,621.31-100,836,068.76-43,700,949.33

Finding the Fourth Proportional to 73,069,621.31, 100,836,068.76 and 43,700,949.33

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Solution

The fourth proportional to 73,069,621.31, 100,836,068.76 and 43,700,949.33 is: 60,307,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069,621.31 : 100,836,068.76 = 43,700,949.33 : x
  2. Step 2: Convert to fraction form
    73,069,621.31/100,836,068.76 = 43,700,949.33/x
  3. Step 3: Cross multiply
    73,069,621.31x = 100,836,068.76 × 43,700,949.33
  4. Step 4: Simplify right side
    73,069,621.31x = 4,406,631,931,517,156
  5. Step 5: Solve for x
    x = 4,406,631,931,517,156/73,069,621.31
  6. Step 6: Final answer
    x = 60,307,304.90

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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.