Home / 147,744,005.60-221,616,008.40-145,728,466.40

Finding the Fourth Proportional to 147,744,005.60, 221,616,008.40 and 145,728,466.40

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Solution

The fourth proportional to 147,744,005.60, 221,616,008.40 and 145,728,466.40 is: 218,592,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,005.60 : 221,616,008.40 = 145,728,466.40 : x
  2. Step 2: Convert to fraction form
    147,744,005.60/221,616,008.40 = 145,728,466.40/x
  3. Step 3: Cross multiply
    147,744,005.60x = 221,616,008.40 × 145,728,466.40
  4. Step 4: Simplify right side
    147,744,005.60x = 32,295,761,033,821,520
  5. Step 5: Solve for x
    x = 32,295,761,033,821,520/147,744,005.60
  6. Step 6: Final answer
    x = 218,592,699.60

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1.5x scale

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.