Home / 149,784,428.70-224,676,643.05-92,089,619.10

Finding the Fourth Proportional to 149,784,428.70, 224,676,643.05 and 92,089,619.10

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Solution

The fourth proportional to 149,784,428.70, 224,676,643.05 and 92,089,619.10 is: 138,134,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,784,428.70 : 224,676,643.05 = 92,089,619.10 : x
  2. Step 2: Convert to fraction form
    149,784,428.70/224,676,643.05 = 92,089,619.10/x
  3. Step 3: Cross multiply
    149,784,428.70x = 224,676,643.05 × 92,089,619.10
  4. Step 4: Simplify right side
    149,784,428.70x = 20,690,386,479,141,164
  5. Step 5: Solve for x
    x = 20,690,386,479,141,164/149,784,428.70
  6. Step 6: Final answer
    x = 138,134,428.65

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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.