Home / 201,147,200.60-301,720,800.90-99,110,528.60

Finding the Fourth Proportional to 201,147,200.60, 301,720,800.90 and 99,110,528.60

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Solution

The fourth proportional to 201,147,200.60, 301,720,800.90 and 99,110,528.60 is: 148,665,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,147,200.60 : 301,720,800.90 = 99,110,528.60 : x
  2. Step 2: Convert to fraction form
    201,147,200.60/301,720,800.90 = 99,110,528.60/x
  3. Step 3: Cross multiply
    201,147,200.60x = 301,720,800.90 × 99,110,528.60
  4. Step 4: Simplify right side
    201,147,200.60x = 29,903,708,066,814,352
  5. Step 5: Solve for x
    x = 29,903,708,066,814,352/201,147,200.60
  6. Step 6: Final answer
    x = 148,665,792.90

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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.