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Finding the Fourth Proportional to 53,865,015.60, 75,602,340.60 and 53,865,015.60

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Solution

The fourth proportional to 53,865,015.60, 75,602,340.60 and 53,865,015.60 is: 75,602,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,865,015.60 : 75,602,340.60 = 53,865,015.60 : x
  2. Step 2: Convert to fraction form
    53,865,015.60/75,602,340.60 = 53,865,015.60/x
  3. Step 3: Cross multiply
    53,865,015.60x = 75,602,340.60 × 53,865,015.60
  4. Step 4: Simplify right side
    53,865,015.60x = 4,072,321,255,815,513
  5. Step 5: Solve for x
    x = 4,072,321,255,815,513/53,865,015.60
  6. Step 6: Final answer
    x = 75,602,340.60

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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.