Home / 198,911,588,490.09-298,258,420,722.39-97,960,463,120.16

Finding the Fourth Proportional to 198,911,588,490.09, 298,258,420,722.39 and 97,960,463,120.16

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Solution

The fourth proportional to 198,911,588,490.09, 298,258,420,722.39 and 97,960,463,120.16 is: 146,887,032,803.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,911,588,490.09 : 298,258,420,722.39 = 97,960,463,120.16 : x
  2. Step 2: Convert to fraction form
    198,911,588,490.09/298,258,420,722.39 = 97,960,463,120.16/x
  3. Step 3: Cross multiply
    198,911,588,490.09x = 298,258,420,722.39 × 97,960,463,120.16
  4. Step 4: Simplify right side
    198,911,588,490.09x = 29,217,533,023,452,854,747,136
  5. Step 5: Solve for x
    x = 29,217,533,023,452,854,747,136/198,911,588,490.09
  6. Step 6: Final answer
    x = 146,887,032,803.06

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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.