Home / 291,073,667.40-436,610,501.10-118,461,630.60

Finding the Fourth Proportional to 291,073,667.40, 436,610,501.10 and 118,461,630.60

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Solution

The fourth proportional to 291,073,667.40, 436,610,501.10 and 118,461,630.60 is: 177,692,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,073,667.40 : 436,610,501.10 = 118,461,630.60 : x
  2. Step 2: Convert to fraction form
    291,073,667.40/436,610,501.10 = 118,461,630.60/x
  3. Step 3: Cross multiply
    291,073,667.40x = 436,610,501.10 × 118,461,630.60
  4. Step 4: Simplify right side
    291,073,667.40x = 51,721,591,897,389,096
  5. Step 5: Solve for x
    x = 51,721,591,897,389,096/291,073,667.40
  6. Step 6: Final answer
    x = 177,692,445.90

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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.