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Finding the Fourth Proportional to 176,169,711.60, 247,147,779.60 and 176,169,711.60

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Solution

The fourth proportional to 176,169,711.60, 247,147,779.60 and 176,169,711.60 is: 247,147,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,169,711.60 : 247,147,779.60 = 176,169,711.60 : x
  2. Step 2: Convert to fraction form
    176,169,711.60/247,147,779.60 = 176,169,711.60/x
  3. Step 3: Cross multiply
    176,169,711.60x = 247,147,779.60 × 176,169,711.60
  4. Step 4: Simplify right side
    176,169,711.60x = 43,539,953,054,712,360
  5. Step 5: Solve for x
    x = 43,539,953,054,712,360/176,169,711.60
  6. Step 6: Final answer
    x = 247,147,779.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.