Home / 74,457,265.60-111,685,898.40-55,325,389.60

Finding the Fourth Proportional to 74,457,265.60, 111,685,898.40 and 55,325,389.60

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Solution

The fourth proportional to 74,457,265.60, 111,685,898.40 and 55,325,389.60 is: 82,988,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,457,265.60 : 111,685,898.40 = 55,325,389.60 : x
  2. Step 2: Convert to fraction form
    74,457,265.60/111,685,898.40 = 55,325,389.60/x
  3. Step 3: Cross multiply
    74,457,265.60x = 111,685,898.40 × 55,325,389.60
  4. Step 4: Simplify right side
    74,457,265.60x = 6,179,065,841,806,017
  5. Step 5: Solve for x
    x = 6,179,065,841,806,017/74,457,265.60
  6. Step 6: Final answer
    x = 82,988,084.40

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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.