Home / 307,078,500.60-460,617,750.90-99,816,510.60

Finding the Fourth Proportional to 307,078,500.60, 460,617,750.90 and 99,816,510.60

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Solution

The fourth proportional to 307,078,500.60, 460,617,750.90 and 99,816,510.60 is: 149,724,765.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,078,500.60 : 460,617,750.90 = 99,816,510.60 : x
  2. Step 2: Convert to fraction form
    307,078,500.60/460,617,750.90 = 99,816,510.60/x
  3. Step 3: Cross multiply
    307,078,500.60x = 460,617,750.90 × 99,816,510.60
  4. Step 4: Simplify right side
    307,078,500.60x = 45,977,256,615,258,008
  5. Step 5: Solve for x
    x = 45,977,256,615,258,008/307,078,500.60
  6. Step 6: Final answer
    x = 149,724,765.90

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Similar ratio
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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.