Home / 325,574,411.60-488,361,617.40-222,262,281.20

Finding the Fourth Proportional to 325,574,411.60, 488,361,617.40 and 222,262,281.20

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Solution

The fourth proportional to 325,574,411.60, 488,361,617.40 and 222,262,281.20 is: 333,393,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,574,411.60 : 488,361,617.40 = 222,262,281.20 : x
  2. Step 2: Convert to fraction form
    325,574,411.60/488,361,617.40 = 222,262,281.20/x
  3. Step 3: Cross multiply
    325,574,411.60x = 488,361,617.40 × 222,262,281.20
  4. Step 4: Simplify right side
    325,574,411.60x = 108,544,367,133,845,600
  5. Step 5: Solve for x
    x = 108,544,367,133,845,600/325,574,411.60
  6. Step 6: Final answer
    x = 333,393,421.80

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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.