Home / 115,513,266.40-173,269,899.60-47,404,837.60

Finding the Fourth Proportional to 115,513,266.40, 173,269,899.60 and 47,404,837.60

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Solution

The fourth proportional to 115,513,266.40, 173,269,899.60 and 47,404,837.60 is: 71,107,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513,266.40 : 173,269,899.60 = 47,404,837.60 : x
  2. Step 2: Convert to fraction form
    115,513,266.40/173,269,899.60 = 47,404,837.60/x
  3. Step 3: Cross multiply
    115,513,266.40x = 173,269,899.60 × 47,404,837.60
  4. Step 4: Simplify right side
    115,513,266.40x = 8,213,831,451,506,305
  5. Step 5: Solve for x
    x = 8,213,831,451,506,305/115,513,266.40
  6. Step 6: Final answer
    x = 71,107,256.40

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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.