Home / 57,308,760.60-85,963,140.90-28,610,946.60

Finding the Fourth Proportional to 57,308,760.60, 85,963,140.90 and 28,610,946.60

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Solution

The fourth proportional to 57,308,760.60, 85,963,140.90 and 28,610,946.60 is: 42,916,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,308,760.60 : 85,963,140.90 = 28,610,946.60 : x
  2. Step 2: Convert to fraction form
    57,308,760.60/85,963,140.90 = 28,610,946.60/x
  3. Step 3: Cross multiply
    57,308,760.60x = 85,963,140.90 × 28,610,946.60
  4. Step 4: Simplify right side
    57,308,760.60x = 2,459,486,833,858,176
  5. Step 5: Solve for x
    x = 2,459,486,833,858,176/57,308,760.60
  6. Step 6: Final answer
    x = 42,916,419.90

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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.