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Finding the Fourth Proportional to 30,709,174,805.60, 46,063,762,208.40 and 30,709,174,805.60

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Solution

The fourth proportional to 30,709,174,805.60, 46,063,762,208.40 and 30,709,174,805.60 is: 46,063,762,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,709,174,805.60 : 46,063,762,208.40 = 30,709,174,805.60 : x
  2. Step 2: Convert to fraction form
    30,709,174,805.60/46,063,762,208.40 = 30,709,174,805.60/x
  3. Step 3: Cross multiply
    30,709,174,805.60x = 46,063,762,208.40 × 30,709,174,805.60
  4. Step 4: Simplify right side
    30,709,174,805.60x = 1,414,580,125,861,346,803,712
  5. Step 5: Solve for x
    x = 1,414,580,125,861,346,803,712/30,709,174,805.60
  6. Step 6: Final answer
    x = 46,063,762,208.40

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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.