Home / 357,449,083.60-536,173,625.40-221,400,187.60

Finding the Fourth Proportional to 357,449,083.60, 536,173,625.40 and 221,400,187.60

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Solution

The fourth proportional to 357,449,083.60, 536,173,625.40 and 221,400,187.60 is: 332,100,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,449,083.60 : 536,173,625.40 = 221,400,187.60 : x
  2. Step 2: Convert to fraction form
    357,449,083.60/536,173,625.40 = 221,400,187.60/x
  3. Step 3: Cross multiply
    357,449,083.60x = 536,173,625.40 × 221,400,187.60
  4. Step 4: Simplify right side
    357,449,083.60x = 118,708,941,249,732,112
  5. Step 5: Solve for x
    x = 118,708,941,249,732,112/357,449,083.60
  6. Step 6: Final answer
    x = 332,100,281.40

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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.