Home / 112,918,161.30-169,278,592.59-43,783,333.62

Finding the Fourth Proportional to 112,918,161.30, 169,278,592.59 and 43,783,333.62

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Solution

The fourth proportional to 112,918,161.30, 169,278,592.59 and 43,783,333.62 is: 65,636,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,918,161.30 : 169,278,592.59 = 43,783,333.62 : x
  2. Step 2: Convert to fraction form
    112,918,161.30/169,278,592.59 = 43,783,333.62/x
  3. Step 3: Cross multiply
    112,918,161.30x = 169,278,592.59 × 43,783,333.62
  4. Step 4: Simplify right side
    112,918,161.30x = 7,411,581,094,092,030
  5. Step 5: Solve for x
    x = 7,411,581,094,092,030/112,918,161.30
  6. Step 6: Final answer
    x = 65,636,749.74

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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.