Home / 220,294,039.60-330,441,059.40-105,502,783.60

Finding the Fourth Proportional to 220,294,039.60, 330,441,059.40 and 105,502,783.60

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Solution

The fourth proportional to 220,294,039.60, 330,441,059.40 and 105,502,783.60 is: 158,254,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,294,039.60 : 330,441,059.40 = 105,502,783.60 : x
  2. Step 2: Convert to fraction form
    220,294,039.60/330,441,059.40 = 105,502,783.60/x
  3. Step 3: Cross multiply
    220,294,039.60x = 330,441,059.40 × 105,502,783.60
  4. Step 4: Simplify right side
    220,294,039.60x = 34,862,451,582,432,940
  5. Step 5: Solve for x
    x = 34,862,451,582,432,940/220,294,039.60
  6. Step 6: Final answer
    x = 158,254,175.40

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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.