Home / 159,599,199.35-220,246,795.59-86,260,341.35

Finding the Fourth Proportional to 159,599,199.35, 220,246,795.59 and 86,260,341.35

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Solution

The fourth proportional to 159,599,199.35, 220,246,795.59 and 86,260,341.35 is: 119,039,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,599,199.35 : 220,246,795.59 = 86,260,341.35 : x
  2. Step 2: Convert to fraction form
    159,599,199.35/220,246,795.59 = 86,260,341.35/x
  3. Step 3: Cross multiply
    159,599,199.35x = 220,246,795.59 × 86,260,341.35
  4. Step 4: Simplify right side
    159,599,199.35x = 18,998,563,768,837,072
  5. Step 5: Solve for x
    x = 18,998,563,768,837,072/159,599,199.35
  6. Step 6: Final answer
    x = 119,039,217.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.