Home / 143,151,618.54-214,711,347.54-39,535,554.26

Finding the Fourth Proportional to 143,151,618.54, 214,711,347.54 and 39,535,554.26

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Solution

The fourth proportional to 143,151,618.54, 214,711,347.54 and 39,535,554.26 is: 59,298,890.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,151,618.54 : 214,711,347.54 = 39,535,554.26 : x
  2. Step 2: Convert to fraction form
    143,151,618.54/214,711,347.54 = 39,535,554.26/x
  3. Step 3: Cross multiply
    143,151,618.54x = 214,711,347.54 × 39,535,554.26
  4. Step 4: Simplify right side
    143,151,618.54x = 8,488,732,130,905,387
  5. Step 5: Solve for x
    x = 8,488,732,130,905,387/143,151,618.54
  6. Step 6: Final answer
    x = 59,298,890.35

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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.