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Finding the Fourth Proportional to 229,938,861.60, 344,908,292.40 and 229,938,861.60

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Solution

The fourth proportional to 229,938,861.60, 344,908,292.40 and 229,938,861.60 is: 344,908,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,938,861.60 : 344,908,292.40 = 229,938,861.60 : x
  2. Step 2: Convert to fraction form
    229,938,861.60/344,908,292.40 = 229,938,861.60/x
  3. Step 3: Cross multiply
    229,938,861.60x = 344,908,292.40 × 229,938,861.60
  4. Step 4: Simplify right side
    229,938,861.60x = 79,307,820,110,855,920
  5. Step 5: Solve for x
    x = 79,307,820,110,855,920/229,938,861.60
  6. Step 6: Final answer
    x = 344,908,292.40

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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.