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Finding the Fourth Proportional to 1,594,606,645.60, 2,391,909,968.40 and 1,594,606,645.60

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Solution

The fourth proportional to 1,594,606,645.60, 2,391,909,968.40 and 1,594,606,645.60 is: 2,391,909,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,606,645.60 : 2,391,909,968.40 = 1,594,606,645.60 : x
  2. Step 2: Convert to fraction form
    1,594,606,645.60/2,391,909,968.40 = 1,594,606,645.60/x
  3. Step 3: Cross multiply
    1,594,606,645.60x = 2,391,909,968.40 × 1,594,606,645.60
  4. Step 4: Simplify right side
    1,594,606,645.60x = 3,814,155,531,287,525,888
  5. Step 5: Solve for x
    x = 3,814,155,531,287,525,888/1,594,606,645.60
  6. Step 6: Final answer
    x = 2,391,909,968.40

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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.