Home / 112,496,401.68-155,243,890.64-62,260,718

Finding the Fourth Proportional to 112,496,401.68, 155,243,890.64 and 62,260,718

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Solution

The fourth proportional to 112,496,401.68, 155,243,890.64 and 62,260,718 is: 85,919,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,496,401.68 : 155,243,890.64 = 62,260,718 : x
  2. Step 2: Convert to fraction form
    112,496,401.68/155,243,890.64 = 62,260,718/x
  3. Step 3: Cross multiply
    112,496,401.68x = 155,243,890.64 × 62,260,718
  4. Step 4: Simplify right side
    112,496,401.68x = 9,665,596,096,359,878
  5. Step 5: Solve for x
    x = 9,665,596,096,359,878/112,496,401.68
  6. Step 6: Final answer
    x = 85,919,157.88

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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.