Home / 159,636,464.33-220,256,630.30-93,521,421.03

Finding the Fourth Proportional to 159,636,464.33, 220,256,630.30 and 93,521,421.03

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Solution

The fourth proportional to 159,636,464.33, 220,256,630.30 and 93,521,421.03 is: 129,035,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,636,464.33 : 220,256,630.30 = 93,521,421.03 : x
  2. Step 2: Convert to fraction form
    159,636,464.33/220,256,630.30 = 93,521,421.03/x
  3. Step 3: Cross multiply
    159,636,464.33x = 220,256,630.30 × 93,521,421.03
  4. Step 4: Simplify right side
    159,636,464.33x = 20,598,713,056,467,748
  5. Step 5: Solve for x
    x = 20,598,713,056,467,748/159,636,464.33
  6. Step 6: Final answer
    x = 129,035,137.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.