Home / 115,909,898.60-173,885,843.10-58,257,079.40

Finding the Fourth Proportional to 115,909,898.60, 173,885,843.10 and 58,257,079.40

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Solution

The fourth proportional to 115,909,898.60, 173,885,843.10 and 58,257,079.40 is: 87,396,171.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,909,898.60 : 173,885,843.10 = 58,257,079.40 : x
  2. Step 2: Convert to fraction form
    115,909,898.60/173,885,843.10 = 58,257,079.40/x
  3. Step 3: Cross multiply
    115,909,898.60x = 173,885,843.10 × 58,257,079.40
  4. Step 4: Simplify right side
    115,909,898.60x = 10,130,081,368,012,642
  5. Step 5: Solve for x
    x = 10,130,081,368,012,642/115,909,898.60
  6. Step 6: Final answer
    x = 87,396,171.43

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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.