Home / 93,312,748.70-139,969,123.05-82,353,254.30

Finding the Fourth Proportional to 93,312,748.70, 139,969,123.05 and 82,353,254.30

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Solution

The fourth proportional to 93,312,748.70, 139,969,123.05 and 82,353,254.30 is: 123,529,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,748.70 : 139,969,123.05 = 82,353,254.30 : x
  2. Step 2: Convert to fraction form
    93,312,748.70/139,969,123.05 = 82,353,254.30/x
  3. Step 3: Cross multiply
    93,312,748.70x = 139,969,123.05 × 82,353,254.30
  4. Step 4: Simplify right side
    93,312,748.70x = 11,526,912,784,684,642
  5. Step 5: Solve for x
    x = 11,526,912,784,684,642/93,312,748.70
  6. Step 6: Final answer
    x = 123,529,881.45

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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.