Home / 245,863,987.20-368,814,643.20-73,327,334.40

Finding the Fourth Proportional to 245,863,987.20, 368,814,643.20 and 73,327,334.40

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Solution

The fourth proportional to 245,863,987.20, 368,814,643.20 and 73,327,334.40 is: 109,996,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,863,987.20 : 368,814,643.20 = 73,327,334.40 : x
  2. Step 2: Convert to fraction form
    245,863,987.20/368,814,643.20 = 73,327,334.40/x
  3. Step 3: Cross multiply
    245,863,987.20x = 368,814,643.20 × 73,327,334.40
  4. Step 4: Simplify right side
    245,863,987.20x = 27,044,194,673,543,088
  5. Step 5: Solve for x
    x = 27,044,194,673,543,088/245,863,987.20
  6. Step 6: Final answer
    x = 109,996,567.54

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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.