Home / 964,698,147.32-1,447,116,385.19-403,895,638.96

Finding the Fourth Proportional to 964,698,147.32, 1,447,116,385.19 and 403,895,638.96

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Solution

The fourth proportional to 964,698,147.32, 1,447,116,385.19 and 403,895,638.96 is: 605,872,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,698,147.32 : 1,447,116,385.19 = 403,895,638.96 : x
  2. Step 2: Convert to fraction form
    964,698,147.32/1,447,116,385.19 = 403,895,638.96/x
  3. Step 3: Cross multiply
    964,698,147.32x = 1,447,116,385.19 × 403,895,638.96
  4. Step 4: Simplify right side
    964,698,147.32x = 584,483,997,040,163,200
  5. Step 5: Solve for x
    x = 584,483,997,040,163,200/964,698,147.32
  6. Step 6: Final answer
    x = 605,872,415.81

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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.