Home / 108,637,997.40-162,956,996.10-57,619,661.40

Finding the Fourth Proportional to 108,637,997.40, 162,956,996.10 and 57,619,661.40

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Solution

The fourth proportional to 108,637,997.40, 162,956,996.10 and 57,619,661.40 is: 86,429,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,637,997.40 : 162,956,996.10 = 57,619,661.40 : x
  2. Step 2: Convert to fraction form
    108,637,997.40/162,956,996.10 = 57,619,661.40/x
  3. Step 3: Cross multiply
    108,637,997.40x = 162,956,996.10 × 57,619,661.40
  4. Step 4: Simplify right side
    108,637,997.40x = 9,389,526,938,043,120
  5. Step 5: Solve for x
    x = 9,389,526,938,043,120/108,637,997.40
  6. Step 6: Final answer
    x = 86,429,492.10

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1.5x scale

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.