Home / 65,156,055.60-97,709,200.20-19,702,743.60

Finding the Fourth Proportional to 65,156,055.60, 97,709,200.20 and 19,702,743.60

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Solution

The fourth proportional to 65,156,055.60, 97,709,200.20 and 19,702,743.60 is: 29,546,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156,055.60 : 97,709,200.20 = 19,702,743.60 : x
  2. Step 2: Convert to fraction form
    65,156,055.60/97,709,200.20 = 19,702,743.60/x
  3. Step 3: Cross multiply
    65,156,055.60x = 97,709,200.20 × 19,702,743.60
  4. Step 4: Simplify right side
    65,156,055.60x = 1,925,139,318,901,669
  5. Step 5: Solve for x
    x = 1,925,139,318,901,669/65,156,055.60
  6. Step 6: Final answer
    x = 29,546,590.89

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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.