Home / 70,214,966.91-105,242,493.65-43,966,068.03

Finding the Fourth Proportional to 70,214,966.91, 105,242,493.65 and 43,966,068.03

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Solution

The fourth proportional to 70,214,966.91, 105,242,493.65 and 43,966,068.03 is: 65,899,036.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,214,966.91 : 105,242,493.65 = 43,966,068.03 : x
  2. Step 2: Convert to fraction form
    70,214,966.91/105,242,493.65 = 43,966,068.03/x
  3. Step 3: Cross multiply
    70,214,966.91x = 105,242,493.65 × 43,966,068.03
  4. Step 4: Simplify right side
    70,214,966.91x = 4,627,098,635,242,913
  5. Step 5: Solve for x
    x = 4,627,098,635,242,913/70,214,966.91
  6. Step 6: Final answer
    x = 65,899,036.04

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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.