Home / 622,083,877.60-933,125,816.40-213,004,069.60

Finding the Fourth Proportional to 622,083,877.60, 933,125,816.40 and 213,004,069.60

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Solution

The fourth proportional to 622,083,877.60, 933,125,816.40 and 213,004,069.60 is: 319,506,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,083,877.60 : 933,125,816.40 = 213,004,069.60 : x
  2. Step 2: Convert to fraction form
    622,083,877.60/933,125,816.40 = 213,004,069.60/x
  3. Step 3: Cross multiply
    622,083,877.60x = 933,125,816.40 × 213,004,069.60
  4. Step 4: Simplify right side
    622,083,877.60x = 198,759,596,342,022,400
  5. Step 5: Solve for x
    x = 198,759,596,342,022,400/622,083,877.60
  6. Step 6: Final answer
    x = 319,506,104.40

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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.