Home / 65,436,441.60-98,154,662.40-41,249,971.20

Finding the Fourth Proportional to 65,436,441.60, 98,154,662.40 and 41,249,971.20

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Solution

The fourth proportional to 65,436,441.60, 98,154,662.40 and 41,249,971.20 is: 61,874,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,436,441.60 : 98,154,662.40 = 41,249,971.20 : x
  2. Step 2: Convert to fraction form
    65,436,441.60/98,154,662.40 = 41,249,971.20/x
  3. Step 3: Cross multiply
    65,436,441.60x = 98,154,662.40 × 41,249,971.20
  4. Step 4: Simplify right side
    65,436,441.60x = 4,048,876,997,145,723.50
  5. Step 5: Solve for x
    x = 4,048,876,997,145,723.50/65,436,441.60
  6. Step 6: Final answer
    x = 61,874,956.80

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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.