Home / 272,999,220.40-409,498,830.60-109,262,248.30

Finding the Fourth Proportional to 272,999,220.40, 409,498,830.60 and 109,262,248.30

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Solution

The fourth proportional to 272,999,220.40, 409,498,830.60 and 109,262,248.30 is: 163,893,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,999,220.40 : 409,498,830.60 = 109,262,248.30 : x
  2. Step 2: Convert to fraction form
    272,999,220.40/409,498,830.60 = 109,262,248.30/x
  3. Step 3: Cross multiply
    272,999,220.40x = 409,498,830.60 × 109,262,248.30
  4. Step 4: Simplify right side
    272,999,220.40x = 44,742,762,907,576,840
  5. Step 5: Solve for x
    x = 44,742,762,907,576,840/272,999,220.40
  6. Step 6: Final answer
    x = 163,893,372.45

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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.