Home / 68,570,509.41-102,849,465.56-23,132,697.57

Finding the Fourth Proportional to 68,570,509.41, 102,849,465.56 and 23,132,697.57

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Solution

The fourth proportional to 68,570,509.41, 102,849,465.56 and 23,132,697.57 is: 34,696,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570,509.41 : 102,849,465.56 = 23,132,697.57 : x
  2. Step 2: Convert to fraction form
    68,570,509.41/102,849,465.56 = 23,132,697.57/x
  3. Step 3: Cross multiply
    68,570,509.41x = 102,849,465.56 × 23,132,697.57
  4. Step 4: Simplify right side
    68,570,509.41x = 2,379,185,581,919,947.50
  5. Step 5: Solve for x
    x = 2,379,185,581,919,947.50/68,570,509.41
  6. Step 6: Final answer
    x = 34,696,921.50

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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.