Home / 173,868,014.40-260,802,021.60-112,646,011.20

Finding the Fourth Proportional to 173,868,014.40, 260,802,021.60 and 112,646,011.20

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Solution

The fourth proportional to 173,868,014.40, 260,802,021.60 and 112,646,011.20 is: 168,969,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,014.40 : 260,802,021.60 = 112,646,011.20 : x
  2. Step 2: Convert to fraction form
    173,868,014.40/260,802,021.60 = 112,646,011.20/x
  3. Step 3: Cross multiply
    173,868,014.40x = 260,802,021.60 × 112,646,011.20
  4. Step 4: Simplify right side
    173,868,014.40x = 29,378,307,446,136,244
  5. Step 5: Solve for x
    x = 29,378,307,446,136,244/173,868,014.40
  6. Step 6: Final answer
    x = 168,969,016.80

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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.