Home / 93,615,992.60-140,150,273.70-66,742,136.60

Finding the Fourth Proportional to 93,615,992.60, 140,150,273.70 and 66,742,136.60

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Solution

The fourth proportional to 93,615,992.60, 140,150,273.70 and 66,742,136.60 is: 99,918,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,615,992.60 : 140,150,273.70 = 66,742,136.60 : x
  2. Step 2: Convert to fraction form
    93,615,992.60/140,150,273.70 = 66,742,136.60/x
  3. Step 3: Cross multiply
    93,615,992.60x = 140,150,273.70 × 66,742,136.60
  4. Step 4: Simplify right side
    93,615,992.60x = 9,353,928,711,812,786
  5. Step 5: Solve for x
    x = 9,353,928,711,812,786/93,615,992.60
  6. Step 6: Final answer
    x = 99,918,063.70

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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.