Home / 82,545,858.40-123,787,294.80-25,019,010.40

Finding the Fourth Proportional to 82,545,858.40, 123,787,294.80 and 25,019,010.40

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Solution

The fourth proportional to 82,545,858.40, 123,787,294.80 and 25,019,010.40 is: 37,518,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,545,858.40 : 123,787,294.80 = 25,019,010.40 : x
  2. Step 2: Convert to fraction form
    82,545,858.40/123,787,294.80 = 25,019,010.40/x
  3. Step 3: Cross multiply
    82,545,858.40x = 123,787,294.80 × 25,019,010.40
  4. Step 4: Simplify right side
    82,545,858.40x = 3,097,035,615,989,065.50
  5. Step 5: Solve for x
    x = 3,097,035,615,989,065.50/82,545,858.40
  6. Step 6: Final answer
    x = 37,518,970.38

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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.