Home / 109,955,905.10-164,792,140.05-66,779,276.30

Finding the Fourth Proportional to 109,955,905.10, 164,792,140.05 and 66,779,276.30

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Solution

The fourth proportional to 109,955,905.10, 164,792,140.05 and 66,779,276.30 is: 100,082,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,955,905.10 : 164,792,140.05 = 66,779,276.30 : x
  2. Step 2: Convert to fraction form
    109,955,905.10/164,792,140.05 = 66,779,276.30/x
  3. Step 3: Cross multiply
    109,955,905.10x = 164,792,140.05 × 66,779,276.30
  4. Step 4: Simplify right side
    109,955,905.10x = 11,004,699,852,467,246
  5. Step 5: Solve for x
    x = 11,004,699,852,467,246/109,955,905.10
  6. Step 6: Final answer
    x = 100,082,845.41

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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.