Home / 112,993,227.60-169,489,841.40-87,484,059.60

Finding the Fourth Proportional to 112,993,227.60, 169,489,841.40 and 87,484,059.60

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Solution

The fourth proportional to 112,993,227.60, 169,489,841.40 and 87,484,059.60 is: 131,226,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993,227.60 : 169,489,841.40 = 87,484,059.60 : x
  2. Step 2: Convert to fraction form
    112,993,227.60/169,489,841.40 = 87,484,059.60/x
  3. Step 3: Cross multiply
    112,993,227.60x = 169,489,841.40 × 87,484,059.60
  4. Step 4: Simplify right side
    112,993,227.60x = 14,827,659,386,632,146
  5. Step 5: Solve for x
    x = 14,827,659,386,632,146/112,993,227.60
  6. Step 6: Final answer
    x = 131,226,089.40

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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.