Home / 248,697,717.60-373,046,576.40-78,496,629.60

Finding the Fourth Proportional to 248,697,717.60, 373,046,576.40 and 78,496,629.60

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Solution

The fourth proportional to 248,697,717.60, 373,046,576.40 and 78,496,629.60 is: 117,744,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,697,717.60 : 373,046,576.40 = 78,496,629.60 : x
  2. Step 2: Convert to fraction form
    248,697,717.60/373,046,576.40 = 78,496,629.60/x
  3. Step 3: Cross multiply
    248,697,717.60x = 373,046,576.40 × 78,496,629.60
  4. Step 4: Simplify right side
    248,697,717.60x = 29,282,898,931,218,896
  5. Step 5: Solve for x
    x = 29,282,898,931,218,896/248,697,717.60
  6. Step 6: Final answer
    x = 117,744,944.40

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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.