Home / 74,748,696.90-112,123,045.35-48,920,664.30

Finding the Fourth Proportional to 74,748,696.90, 112,123,045.35 and 48,920,664.30

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Solution

The fourth proportional to 74,748,696.90, 112,123,045.35 and 48,920,664.30 is: 73,380,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,748,696.90 : 112,123,045.35 = 48,920,664.30 : x
  2. Step 2: Convert to fraction form
    74,748,696.90/112,123,045.35 = 48,920,664.30/x
  3. Step 3: Cross multiply
    74,748,696.90x = 112,123,045.35 × 48,920,664.30
  4. Step 4: Simplify right side
    74,748,696.90x = 5,485,133,861,861,025
  5. Step 5: Solve for x
    x = 5,485,133,861,861,025/74,748,696.90
  6. Step 6: Final answer
    x = 73,380,996.45

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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.