Home / 73,249,675.20-109,874,512.80-56,295,921.60

Finding the Fourth Proportional to 73,249,675.20, 109,874,512.80 and 56,295,921.60

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Solution

The fourth proportional to 73,249,675.20, 109,874,512.80 and 56,295,921.60 is: 84,443,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,249,675.20 : 109,874,512.80 = 56,295,921.60 : x
  2. Step 2: Convert to fraction form
    73,249,675.20/109,874,512.80 = 56,295,921.60/x
  3. Step 3: Cross multiply
    73,249,675.20x = 109,874,512.80 × 56,295,921.60
  4. Step 4: Simplify right side
    73,249,675.20x = 6,185,486,958,426,996
  5. Step 5: Solve for x
    x = 6,185,486,958,426,996/73,249,675.20
  6. Step 6: Final answer
    x = 84,443,882.40

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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.