Home / 134,136,003.40-201,204,005.10-115,004,127.40

Finding the Fourth Proportional to 134,136,003.40, 201,204,005.10 and 115,004,127.40

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Solution

The fourth proportional to 134,136,003.40, 201,204,005.10 and 115,004,127.40 is: 172,506,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,136,003.40 : 201,204,005.10 = 115,004,127.40 : x
  2. Step 2: Convert to fraction form
    134,136,003.40/201,204,005.10 = 115,004,127.40/x
  3. Step 3: Cross multiply
    134,136,003.40x = 201,204,005.10 × 115,004,127.40
  4. Step 4: Simplify right side
    134,136,003.40x = 23,139,291,035,910,652
  5. Step 5: Solve for x
    x = 23,139,291,035,910,652/134,136,003.40
  6. Step 6: Final answer
    x = 172,506,191.10

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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.