Home / 146,688,008.20-220,032,012.30-44,457,130.60

Finding the Fourth Proportional to 146,688,008.20, 220,032,012.30 and 44,457,130.60

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Solution

The fourth proportional to 146,688,008.20, 220,032,012.30 and 44,457,130.60 is: 66,685,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,688,008.20 : 220,032,012.30 = 44,457,130.60 : x
  2. Step 2: Convert to fraction form
    146,688,008.20/220,032,012.30 = 44,457,130.60/x
  3. Step 3: Cross multiply
    146,688,008.20x = 220,032,012.30 × 44,457,130.60
  4. Step 4: Simplify right side
    146,688,008.20x = 9,781,991,907,001,908
  5. Step 5: Solve for x
    x = 9,781,991,907,001,908/146,688,008.20
  6. Step 6: Final answer
    x = 66,685,695.90

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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.