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Finding the Fourth Proportional to 534,984,984, 801,433,206.48 and 368,595,973.56

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Solution

The fourth proportional to 534,984,984, 801,433,206.48 and 368,595,973.56 is: 552,174,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,984,984 : 801,433,206.48 = 368,595,973.56 : x
  2. Step 2: Convert to fraction form
    534,984,984/801,433,206.48 = 368,595,973.56/x
  3. Step 3: Cross multiply
    534,984,984x = 801,433,206.48 × 368,595,973.56
  4. Step 4: Simplify right side
    534,984,984x = 295,405,052,985,808,128
  5. Step 5: Solve for x
    x = 295,405,052,985,808,128/534,984,984
  6. Step 6: Final answer
    x = 552,174,475.58

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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.