Home / 214,912,821.90-322,432,480.89-69,343,652.46

Finding the Fourth Proportional to 214,912,821.90, 322,432,480.89 and 69,343,652.46

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Solution

The fourth proportional to 214,912,821.90, 322,432,480.89 and 69,343,652.46 is: 104,035,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,912,821.90 : 322,432,480.89 = 69,343,652.46 : x
  2. Step 2: Convert to fraction form
    214,912,821.90/322,432,480.89 = 69,343,652.46/x
  3. Step 3: Cross multiply
    214,912,821.90x = 322,432,480.89 × 69,343,652.46
  4. Step 4: Simplify right side
    214,912,821.90x = 22,358,645,896,651,748
  5. Step 5: Solve for x
    x = 22,358,645,896,651,748/214,912,821.90
  6. Step 6: Final answer
    x = 104,035,886.27

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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.