Home / 268,701,079,187.76-403,053,125,416.90-89,626,574,511.96

Finding the Fourth Proportional to 268,701,079,187.76, 403,053,125,416.90 and 89,626,574,511.96

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Solution

The fourth proportional to 268,701,079,187.76, 403,053,125,416.90 and 89,626,574,511.96 is: 134,440,364,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,701,079,187.76 : 403,053,125,416.90 = 89,626,574,511.96 : x
  2. Step 2: Convert to fraction form
    268,701,079,187.76/403,053,125,416.90 = 89,626,574,511.96/x
  3. Step 3: Cross multiply
    268,701,079,187.76x = 403,053,125,416.90 × 89,626,574,511.96
  4. Step 4: Simplify right side
    268,701,079,187.76x = 36,124,270,977,456,151,724,032
  5. Step 5: Solve for x
    x = 36,124,270,977,456,151,724,032/268,701,079,187.76
  6. Step 6: Final answer
    x = 134,440,364,313.59

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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.