Home / 370,920,010.80-556,380,016.20-234,759,140.40

Finding the Fourth Proportional to 370,920,010.80, 556,380,016.20 and 234,759,140.40

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Solution

The fourth proportional to 370,920,010.80, 556,380,016.20 and 234,759,140.40 is: 352,138,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,920,010.80 : 556,380,016.20 = 234,759,140.40 : x
  2. Step 2: Convert to fraction form
    370,920,010.80/556,380,016.20 = 234,759,140.40/x
  3. Step 3: Cross multiply
    370,920,010.80x = 556,380,016.20 × 234,759,140.40
  4. Step 4: Simplify right side
    370,920,010.80x = 130,615,294,338,850,096
  5. Step 5: Solve for x
    x = 130,615,294,338,850,096/370,920,010.80
  6. Step 6: Final answer
    x = 352,138,710.60

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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.