Home / 213,263,509.61-294,304,043.48-119,177,657.20

Finding the Fourth Proportional to 213,263,509.61, 294,304,043.48 and 119,177,657.20

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Solution

The fourth proportional to 213,263,509.61, 294,304,043.48 and 119,177,657.20 is: 164,465,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,263,509.61 : 294,304,043.48 = 119,177,657.20 : x
  2. Step 2: Convert to fraction form
    213,263,509.61/294,304,043.48 = 119,177,657.20/x
  3. Step 3: Cross multiply
    213,263,509.61x = 294,304,043.48 × 119,177,657.20
  4. Step 4: Simplify right side
    213,263,509.61x = 35,074,466,406,540,220
  5. Step 5: Solve for x
    x = 35,074,466,406,540,220/213,263,509.61
  6. Step 6: Final answer
    x = 164,465,390.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.