Home / 628,677,081.60-943,015,622.40-322,567,065.60

Finding the Fourth Proportional to 628,677,081.60, 943,015,622.40 and 322,567,065.60

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Solution

The fourth proportional to 628,677,081.60, 943,015,622.40 and 322,567,065.60 is: 483,850,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,677,081.60 : 943,015,622.40 = 322,567,065.60 : x
  2. Step 2: Convert to fraction form
    628,677,081.60/943,015,622.40 = 322,567,065.60/x
  3. Step 3: Cross multiply
    628,677,081.60x = 943,015,622.40 × 322,567,065.60
  4. Step 4: Simplify right side
    628,677,081.60x = 304,185,782,132,525,632
  5. Step 5: Solve for x
    x = 304,185,782,132,525,632/628,677,081.60
  6. Step 6: Final answer
    x = 483,850,598.40

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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.