Home / 107,958,742.30-161,938,113.45-97,545,123.10

Finding the Fourth Proportional to 107,958,742.30, 161,938,113.45 and 97,545,123.10

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Solution

The fourth proportional to 107,958,742.30, 161,938,113.45 and 97,545,123.10 is: 146,317,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,958,742.30 : 161,938,113.45 = 97,545,123.10 : x
  2. Step 2: Convert to fraction form
    107,958,742.30/161,938,113.45 = 97,545,123.10/x
  3. Step 3: Cross multiply
    107,958,742.30x = 161,938,113.45 × 97,545,123.10
  4. Step 4: Simplify right side
    107,958,742.30x = 15,796,273,211,062,014
  5. Step 5: Solve for x
    x = 15,796,273,211,062,014/107,958,742.30
  6. Step 6: Final answer
    x = 146,317,684.65

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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.