Home / 338,277,601.40-507,416,402.10-166,090,717.40

Finding the Fourth Proportional to 338,277,601.40, 507,416,402.10 and 166,090,717.40

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Solution

The fourth proportional to 338,277,601.40, 507,416,402.10 and 166,090,717.40 is: 249,136,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,277,601.40 : 507,416,402.10 = 166,090,717.40 : x
  2. Step 2: Convert to fraction form
    338,277,601.40/507,416,402.10 = 166,090,717.40/x
  3. Step 3: Cross multiply
    338,277,601.40x = 507,416,402.10 × 166,090,717.40
  4. Step 4: Simplify right side
    338,277,601.40x = 84,277,154,245,315,872
  5. Step 5: Solve for x
    x = 84,277,154,245,315,872/338,277,601.40
  6. Step 6: Final answer
    x = 249,136,076.10

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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.