Home / 115,892,952.40-173,839,428.60-89,019,096.40

Finding the Fourth Proportional to 115,892,952.40, 173,839,428.60 and 89,019,096.40

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Solution

The fourth proportional to 115,892,952.40, 173,839,428.60 and 89,019,096.40 is: 133,528,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,892,952.40 : 173,839,428.60 = 89,019,096.40 : x
  2. Step 2: Convert to fraction form
    115,892,952.40/173,839,428.60 = 89,019,096.40/x
  3. Step 3: Cross multiply
    115,892,952.40x = 173,839,428.60 × 89,019,096.40
  4. Step 4: Simplify right side
    115,892,952.40x = 15,475,028,852,664,318
  5. Step 5: Solve for x
    x = 15,475,028,852,664,318/115,892,952.40
  6. Step 6: Final answer
    x = 133,528,644.60

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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.