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Finding the Fourth Proportional to 53,144,485.60, 79,575,010.80 and 53,144,485.60

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Solution

The fourth proportional to 53,144,485.60, 79,575,010.80 and 53,144,485.60 is: 79,575,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144,485.60 : 79,575,010.80 = 53,144,485.60 : x
  2. Step 2: Convert to fraction form
    53,144,485.60/79,575,010.80 = 53,144,485.60/x
  3. Step 3: Cross multiply
    53,144,485.60x = 79,575,010.80 × 53,144,485.60
  4. Step 4: Simplify right side
    53,144,485.60x = 4,228,973,015,580,444.50
  5. Step 5: Solve for x
    x = 4,228,973,015,580,444.50/53,144,485.60
  6. Step 6: Final answer
    x = 79,575,010.80

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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.